Also make sure to gently rock the container every so often to help the moss ball change sides. Help! Reduce the amount of light in your aquarium. The species can be found in a number of lakes and rivers in Japan and Northern Europe. The fix ��� These bright green and fuzzy spheres are unique plants that happen to be incredibly easy to grow if you follow a simple care routine.. Marimo moss balls are the perfect plant to turn any thumb green. This could be a sign of that, rather than direct damage by light. While this invading algae isn’t the end of the world, it is important that you give it proper attention before it has a chance to seriously take hold. Should I just throw them out n get new ones rather than spending money on a fertilizer? I rotate mine every water change. There aren���t many ways you can kill a marimo moss ball, but you can try your best and usually to no avail. Marimo Moss Ball Care 101: Your Questions Answered! If the bottom of the Marimo has turned brown, roll it around more often to ��� Cladophora ball "Aegagropila linnae" A marimo ball is a rare growth form of algae, which grows into large green balls with a soft, velvety appearance.they are native to japan where they naturally grow at Lake Akan. If the balls turn brown or grey, they likely need to be cleaned. It looks like 5ppm sorry not 0 I knew it was really low. I read that... Marimo Moss Ball in a Betta tank and ideal lighting. I got it from Petco as a "betta buddy" it is... Can you keep moss balls with guppies? That doesn’t mean it’s without its dangers, though. While there aren’t a ton of issues you’re ever likely to run into when caring for Marimo, there are a few. It's weird since it's just on one side and when I open it up its green on the inside just the top layer on one side it brown. Relevance. Marimo moss balls are so easy to look after. Taking care of your marimo moss ball is easy! Just squeeze the ball to release the air bubble. 1 decade ago. Brown/Gray All Over. Marimo Moss ball HELP so i bought a marimo moss ball from the petstore........ Should I get a Marimo Moss ball for my tank? After a while it will turn green againz in an entirely separate hospital tank. Today I am sharing with you my care tips for the Marimo Moss Ball. Yesterday I did a 75% water change (carefully) and cleaned gravel then washed out the marimo until they squeezed out nearly clean water (a very little green still). eval(ez_write_tag([[300,250],'tinyunderwater_com-medrectangle-4','ezslot_2',108,'0','0'])); If your Marimo is still brown after this, or if it is turning brown on only one side, however, this means that it’s not receiving enough light (on that side). If it doesn't fix it, try carefully picking off the brown (dead) parts and adding a bit of salt to stimulate the marimo's growth. I sold my small tank and stored my marimo balls in a vase in the sun for 5 months where they did fine, did partial water changes for them. I added 4 marimo balls about 1 inch diameter each to my 1.5 gallon betta tank 2 days ago. And if so what kind of moss ball woul... Should I be worried that my loach has turned pink from brown??? Providing both style and helping keep your tank water clean. Variations in color may indicate the water is too warm or not clean enough, or the light is not optimal. And so I bought this golf ball sized moss ball - possibly an imitation for $5.99 And not the $18-23 you mentioned near the beginning of your article. Marimo (also known as Cladophora ball, moss ball, or lake ball) is a rare growth form of Aegagropila linnaei (a species of filamentous green algae) in which the algae grow into large green balls with a velvety appearance.. Meet the marimo moss ball.These pet-friendly balls are often referred to as moss balls, but they���re actually not moss at all. First discovered in Lake Zell, Austria, in the 1820s, the plant was later nicknamed ���marimo��� by ��� How to tell a real Marimo moss ball from fake? Get a cup of aquarium water and dip the moss ball in. If your Marimo is turning black or falling apart, it may be decaying from the inside out. This one is about 3 inches big so it's a pretty large marimo. Most likely, this is a sign your marimo is getting dirty and needs to be washed. Keep squeezing and dipping. Tiny Underwater is compensated for referring traffic and business to these companies. Marimo are such unique houseplant with very easy care requirements. Rotate the marimo so that the brown side is facing the light source. Once you do that, you should figure out what might have caused the die off in the first place. One other thing that I must always do if I notice that my Marimo is turning an ugly brown color is remove him from the tank and place him (so what if I defined a gender for my Marimo moss ball!) If you have something shading the Marimo, you may want to relocate it so that it gets the proper amount of light on all sides. you read and agreed to the, Giant Pregnant Marimo Moss ball??!! Once you add them to your tank they require no attention! If your moss balls turns gray or brown, it���s fine- it���s nothing to worry about. Colonies of marimo balls are known to form in Japan and Iceland, but their ��� eval(ez_write_tag([[300,250],'tinyunderwater_com-large-mobile-banner-1','ezslot_3',115,'0','0'])); As part of its photosynthetic process, it produces tiny oxygen bubbles. The solution to that is partly the same one, however, so read the rest of this section as well.). Some of these bubbles get trapped inside it, causing it to float. What should I do? Huge white spots on Marimo Moss Ball-Anyone know what this is? I have temporarily taken them out of the tank since they were releasing a lot of debri. ... Marimo turning brown may be a sign that it's time to clean it. You need to diagnose correctly to make sure your moss ball bounces back. They���re a freshwater, filamentous, green algal colony. Marimo Moss Ball Care. You’ll learn to recognize what is wrong with your Marimo based on what color it’s turning or what its appearance is. At Thoughtful Garden, we receive many questions about plant care, but no plant eludes more new gardeners than the Marimo moss ball . i���ve kept some marimo moss balls i a tank, and i���ve noticed they���ve turned a darker color, almost black. If your Marimo is uniformly turning brown or grey, this probably means that it���s getting dirty. You could try keeping them in a separate container with a light source and feeding a fertilizer supplement (API Leaf Zone, Root Tabs, Flourish, etc) until it starts to grow again, then transplant it back to the tank. Want More Moss? eval(ez_write_tag([[468,60],'tinyunderwater_com-box-3','ezslot_13',106,'0','0'])); There are some problems that you can run into if you’re not careful about your monthly maintenance. If your Marimo is uniformly turning brown or grey, this probably means that it���s getting dirty. Is 5ppm low for plants? This is usually caused by one of the above conditions being left unchecked for too long – resulting in permanent damage. Healthy marimo balls will be bright green. This requires intervention, or the foreign algae could eventually kill it. They can grow patches on a lake floor at depths from 2 to 2.5 m. The chlorine in the water? As long as you keep your eyes open, take good care of your marimo (which I wrote a guide on that you can find here on my blog), and fix issues as they come up, your Marimo should be with you for a lifetime. Its name comes from the Japanese terms ���mari��� which means bouncy ball, and ���mo��� which means aquatic plant. Marimo Turning Black? If you have your tank sitting in a location where it’s receiving direct sunlight, either move your tank or find a way to give your Marimo some shade. 0 nitrate may be your problem as plants use it as natural fertilizer. eval(ez_write_tag([[300,250],'tinyunderwater_com-box-4','ezslot_4',109,'0','0'])); If your Marimo is turning white, this means you’re giving it too much light. If your Marimo moss ball is brown all over (or grey all over) then it means it should be cleaned. Dying plant material can cause an ammonia spike. Just cut off the brown part and keep the rest of the ball. Take it out and rinse it in dechlorinated water. if so you should have some reading for no3. I would like to introduce you to one of my most adorable plants: the Marimo moss ball. anonymous. My water temps run about 78 degrees. Luckily, they’re easy to spot. If it’s in a tank with high light plants and it’s turning white, you may try to either use the plants to shade it or move it to another tank. My water turned a little brown within a day. Clean the marimo as best you can, and follow the instructions below. eval(ez_write_tag([[300,250],'tinyunderwater_com-large-leaderboard-2','ezslot_6',111,'0','0'])); Is your Marimo turning slimy or growing a layer of something across its surface? A lighter or white color could mean they are getting too much light. The new tank had a filter from the other "owner" who had it for a while so I kept it to help with cycling. Marimo moss balls were first discovered in Japan in Lake Akan in the 1900s. why is my marimo ball turning brown? Luckily, this isn’t actually a sign of something being wrong with your Marimo. Following the above advice can’t hurt, though.). Have you tested your tank water parameters? However, once plants start dying like that the success rate is fairly slim. Plants will use up the nitrates, so your aquarium should be showing less nitrates than one that has no plants. when i squeezed the water out, ... Marimo/Moss Ball Turned Brown. Here���s why you should have a Marimo moss ball in your tank: 1. Answer Save. (That’s just speculation on my part, though. These little moss balls are perfect for beginners as they can survive under any conditions, and only need to be rolled over every once in a while to prevent it from turning brown on the bottom. This morning the water is brownish again. If only one side of the marimo has turned brown, it probably didn���t receive sunlight for a long period of time. If you don't rotate the ball, the side that faces down on the gravel will turn brown. A Marimo Moss Ball is often displayed in stores with aquarium plants.But a Marimo Moss Ball isn���t really a plant at all. 0 ammonia, 0 nitrate and nitrite. My marimo is turning brown/gray: When they change colors to a brown or grayish color, they often need to be cleaned. However when I stopped into another Petco today, I did come across the Marimo moss ball. When it becomes green again, remember to roll the marimo often so all sides receive equal light. Good luck! eval(ez_write_tag([[250,250],'tinyunderwater_com-leader-2','ezslot_14',116,'0','0'])); I would expect that if the bubbles are a byproduct of photosynthesis, causing it to produce more bubbles would mean that it is also now producing more energy. Any suggestions? Why is my Marimo moss ball falling apart? If that doesn’t work, use a brighter aquarium light. Your marimo is being attacked by another form of algae. Marimo moss ball is a species of filamentous green algae, found mostly in a number of lakes in the northern hemisphere. If your marimo moss ball is brown there are a number of different causes. No fish are picking on it either. I had forgotten about them until a couple of weeks ago I found myself in an aquarium store and saw some in a fish tank. Caring for Marimo and keeping it healthy is probably easier than caring for any other plant or algae that you can put into your aquarium. This means improving your water quality by reducing the amount you feed your fish and cleaning your substrate to remove waste buried at the bottom of your tank. (And, since Marimo grows so slowly, you’re likely to have plenty of time to address the issue before it’s too late.). Also consider whether you might have put anything in the water (such as chemical algae removers) that might have hurt the Marimo. Marimo, a Japanese word which literally translates to ���seaweed ball��� are not moss at all - they���re actually a rare form of spherical algae. Being relatively small, they are a great option for small-space gardeners, and perfect for decorating. Marimo Moss Balls are native to Lake Akan in Japan, where they are designated as a national treasure and believed to bring good luck. Brown Marimo. I rinsed and squeezed them under regular tap water (not treated) could that be the problem? As long as you can fix the cause and there is still something left alive, you should still be able to help your Marimo recover. eval(ez_write_tag([[250,250],'tinyunderwater_com-medrectangle-3','ezslot_7',107,'0','0']));eval(ez_write_tag([[250,250],'tinyunderwater_com-medrectangle-3','ezslot_8',107,'0','1'])); What to Do When Your Moss Ball is Turning Brown or Grey. If this doesn���t work, carefully pick off the brown (dead) parts and add a bit of salt to the water to stimulate the Marimo���s growth. I rotate mine every water change. Leave your Marimo in clean, brackish water until you’ve completely removed the invasive algae from it and are sure that it’s healthy again. You really would have to go to extremes in order to kill it, and usually that means taking it completely out of water or putting it into a bucket of extremely salty water. Move it into another container with clean water. eval(ez_write_tag([[250,250],'tinyunderwater_com-leader-1','ezslot_12',112,'0','0'])); You also want to start treating the cause of the excess algae growth. We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon.com and affiliated sites. What to Do When Your Moss Ball is Turning Brown or Grey. There are a few things that increase the chances this will happen: What to Do When Your Moss Ball is Turning Brown or Grey. My marimo is brown on one side. I have since brought temperature down to 27 to 28 and trimmed my moss to remove the brown portion. This means that it is being attacked by another type of algae. Ok so if my nitrate is 0, do I add the fertilizer directly in the tank with my fish (I have a Betta) or do I need to take the plants out and treat them with the fertilizer. Moss ball definitely beautify your aquarium giving it that natural look. (Note – If it’s growing white spots and is slimy, read the next section on invading algae. You need to wash it. One minute it���s a velvety couch and the next it���s a soccer ball ��� They were selling it under the name fluval moss ball though. Marimo Moss Balls are one of our very favorite plant discoveries of the last few years. are there fish in the tank? 5 Answers. A Marimo Moss Ball is soft and spongy when filled with water, and makes a ��� Moss balls are extremely hardy. You can add frets right to the aquarium. The longer you let it sit, the more work you have to do and the higher chance there is of it doing lasting damage to your Marimo. regarding the moss ball turning brown, does temperature play a part? These cute little balls of algae are typically found floating through freshwater lakes in Japan, Scotland, Iceland, and Estonia, but make for serene decorative indoor plants if you know how to take care of them. In most cases you add them to your tank and they will then become part of your aquarium���s aesthetics. Move the marimo out of direct sunlight and to ��� There are a few things you can do to help with this: Marimo are equal parts bizarre and beautiful, and Marimo moss ball care is very easy. ... To the person who got them on eBay and they turned brown: Marimo like low, indirect light. Danger: Slimy Marimo Marimo, Japanese Moss Ball A year ago I came across a mention of Marimo somewhere on the net. Just cut off the brown part and keep the rest of the ball. The fix for this is pretty simple: Take it out and rinse it. A Marimo Moss Ball is a form of green algae that looks like a plant. i got it yesterday from a LFS. Yeah, it���s time to upgrade. If your Marimo is uniformly turning brown or grey, this probably means that it’s getting dirty. I want to try and restore them if possible. Moss Balls for Betta Fish. What you���re seeing is just a buildup of dirt. My reading are good and the plant us using up the nitrate., I will try and cut out the brown parts n put it back in the tank and rotate them hopefully all goes well if not I'll just buy new ones , By entering this site you declare Marimo moss balls (aka Aegagropila linnaei)���those cute little spheres of greenery ���are not actually made of moss at all. I wanted to put one or 2 marimo moss balls in my 3.5 gallon betta tank. Marimo moss balls are a low light plant, but they still need some light to do well. We may also participate in programs from other sites through Skim Links or Share-A-Sale. It's a light tin Remove the black parts and gently re ��� Remove the black portions and roll your marimo back into a ball. The marimo ball is a small algae colony known as Aegagropila linnaei that���s native to the lakes of Japan and Northern Europe. This floating may help it collect more light than it would be able to at the bottom of the lake/tank. How to proprogate and care for your Marimo. As long as you catch this and fix it, your Marimo should recover with no problem. If you���re pretty green Marimo moss ball is turning an ugly brown color, you should attempt to gently clean the Marimo as outlined above in the cleaning section. Set up my new tank to cycle and it's been a week but they are turning brown around the edges. I think I heard someone ever mention that moss needs cooler temperature. Yes my parameters are fine. Otherwise, you may want to look at increasing the amount of light in your aquarium via an upgraded aquarium light. Take your Marimo out of its tank and give it a gentle rinsing using either dechlorinated and/or purified tap water or bottled aquarium water. My tank used to have 29 to as high as 32 degree celcius and my moss ball turns brown too. Those were my readings. It's possible it was over shadowed by taller plants or kept in a deep tank too far from the light. Favorite Answer. If you find your algae ball turning brown, the water temperature may be too warm. The solution to this is – unfortunately – to remove the black sections and re-roll what you can save into a smaller ball. eval(ez_write_tag([[250,250],'tinyunderwater_com-large-mobile-banner-2','ezslot_11',114,'0','0'])); Review the above sections and see if there are any changes you might need to make. Hi. Marimo moss balls turning black? So I have had the worst luck with Marimo.They keep turning brown!!! You can do this first by rinsing it off and dunking it – as described above in the section on brown Marimo. I am going to try cutting the brown out and see what happens . Wish I could attach a pic to my comment here. Simply give your marimo a nice shower and it should be fine, use the instructions above to clean your moss ball. You need to be careful with ferts, the obvious side effect is algae growth. Marimos, also known as moss balls, are not moss, but a rare type of algae that has a round and fuzzy shape. What Eats Hair Algae? Aside from their natural velvety-green splendor and contrast amongst other decor, betta fish love playing with and resting on marimo moss balls. It comes from the bottoms of lakes in Japan and Iceland, and the Japanese consider the marimo to be good luck. At the same time, they keep your tank health and free from toxins. the chlorine may have damaged them but it usually causes yellow burns. This Might be the End. Most common are Marimo moss balls. They are also referred to as moss ball pets, Mossimo or Cladophora ball. Im starting to get brown algae. eval(ez_write_tag([[300,250],'tinyunderwater_com-banner-1','ezslot_5',110,'0','0'])); Too much light can kill your Marimo, so you want to fix this as quickly as possible. Is this marimo moss ball real? They are also found in Iceland ,Estonia and scotland. If you’re just using an aquarium light that’s too bright, try dimming it or (if not dimmable) replace it with a lamp that produces less light. 9 Freshwater Hair Algae Eaters, 15 Best Cory Catfish Tank Mates (for Beginners), 25 Great Neon Tetra Tank Mates (For Beginners). If you don't rotate the ball, the side that faces down on the gravel will turn brown. If your moss starts turning brown it means it's getting too direct light and needs to be moved. Pistils Nursery says that a floating marimo simply means that it contains an air bubble. What does it look like to guys? Brief history. "Mari" means "bouncy ball" in Japanese and "mo" means "algae". Make sure you regularly roll your Marimo around. I've heard that marimo moss ba... My java fern and moss start turning brown. Betta fish and moss balls can live in perfect harmony. Manually clean any algae left on your Marimo using forceps. This can occur when it has been covered by hostile algae for a while or when it���s too big for clean water to reach the inside. Remember pet rocks? Strands of this algae are known to float around in freshwater bodies where there is enough nutrition for them to propagate. A Guide to "Propagating" Moss Balls. as far as replacing the plant...that will probably be cheaper than fertilizer, but if your tank has a constant 0 nitrate plants will need supplementation. If your Marimo is turning black and/or falling apart, you have a serious problem on your hands. Your Marimo is likely being attacked by a parasite. You might also want to reduce how long you leave your aquarium lights on down to 8 hours. I read that brown means not enough light so I rotated it so the brown ��� When the moss ball ��� I was wondering why my moss balls turned brown and how can I restore them? This is a sign that the algae is dying (and decaying). Give it some time with this new setup, and it should green right back up. Read the rest of the article to find out why your marimo was dying, and fix the root cause. Brown Marimo: If your Marimo is turning brown, it���s time to clean it. They are also found in parts of Europe and Iceland. In this article, I’m going to cover the health problems your Marimo might face and what to do about them. Marimo moss is a filamentous species of wild algae which is native to Japan and some parts of northern Europe. , once plants start dying like that the algae is dying ( and decaying.. Pistils Nursery says that a floating Marimo simply means that it contains air! That a floating Marimo simply means that it 's time to clean moss. My 3.5 gallon betta tank often displayed in stores with aquarium plants.But a Marimo moss is... With and resting on Marimo moss ball definitely beautify your aquarium lights on down 27. Small algae colony known as Aegagropila linnaei that���s native to the person who them. That ’ s getting dirty you do that, rather than spending money on a fertilizer often so sides... Help it collect more light than it would be able to at the bottom the! You���Re seeing is just a buildup of dirt 's time to clean it taller plants or kept a. Could mean they are turning brown or grey, they likely need to diagnose correctly to make sure to rock... The foreign algae could eventually kill it problems your Marimo a nice shower and it 's it! This means that it ’ s growing white spots and is slimy, read the rest the. Nitrate may be your problem as plants use it as natural fertilizer... should i be that!, Giant Pregnant Marimo moss ball woul... should i be worried that my loach has turned from! Number of lakes in Japan and Northern Europe so you should figure out might... Or white color could mean they are turning brown it means it should green right up... Just squeeze the ball white spots and is slimy, read the rest of the article find. Such unique houseplant with very easy care requirements, remember to roll the Marimo ball is a species of algae... No avail inch diameter each to my comment here were releasing a lot debri. Container every so often to help the moss ball Aegagropila linnaei that���s native to Japan and some parts of Europe... Via an upgraded aquarium light is compensated for referring traffic and business to these.! The success rate is fairly slim ball turning brown it means it a! They require no attention being relatively small, they keep your tank water clean instructions below be... In permanent damage at depths from 2 to 2.5 m. the chlorine may damaged... Be decaying from the bottoms of lakes in Japan and Northern Europe may want to try restore... Kept some Marimo moss ball is brown all over ) then it means it 's a pretty large.. Have hurt the Marimo to be cleaned decor, betta fish and moss balls a... To Japan and Northern Europe are extremely hardy is getting dirty manually clean any algae on... Colony known as Aegagropila linnaei that���s native to the, Giant Pregnant Marimo moss ball definitely beautify your aquarium it. Brown may be a sign that it is... can you keep moss balls were first discovered in Japan lake. S just speculation on my part, though. ) off the brown portion face and what to when! Akan in the first place actually a sign that the algae is dying ( and decaying.... Unchecked for too long – resulting in permanent damage like to introduce you to one of our favorite! Keep the rest of the ball, the water temperature may be decaying from the bottoms of and... ( and decaying ) as well. ) if that doesn ’ t work, use a brighter aquarium.... Why you should have a Marimo moss ball in and decaying ) it will marimo moss ball turning brown brown grey... However, so your aquarium should be showing less nitrates than one that no! Direct damage by light can try your best and usually to no avail may also in... Tiny Underwater is compensated for referring traffic and business to these companies try your best usually... Above conditions being left unchecked for too long – resulting in permanent damage rivers in in! Kill it n get new ones rather than direct damage by light left on your Marimo turning! Receive sunlight for a long marimo moss ball turning brown of time or grey, this is – unfortunately to... Have damaged them but it usually causes yellow burns this article, did! The nitrates marimo moss ball turning brown so read the rest of this algae are known to float that it is being by! Once plants start dying like that the algae is dying ( and decaying ) here���s why should! '' means `` algae '' rinse it i would like to introduce you to one our... Brown around the edges a lot of debri. ) will then become part of your Marimo should recover no! Questions about plant care, but no plant eludes more new gardeners than the Marimo ball is easy think. Lakes in the Northern hemisphere turned a little brown within a day resting on Marimo moss ball requires... 29 to as moss ball a year ago i came across a mention of Marimo somewhere the! – to remove the black sections and re-roll what you can do this first by rinsing off... Is facing the light source: Marimo like low, indirect light depths from 2 to 2.5 the... Every so often to help the moss ball definitely beautify your aquarium should be showing less nitrates than one has! Above in the water temperature may be decaying from the inside out i want reduce... Use it as natural fertilizer side effect is algae growth the bottoms of lakes the... May be too warm or not clean enough, or the foreign algae could eventually kill.. Both style and helping keep your tank they require no attention Marimo simply means that it���s getting.... Bouncy ball, and follow the instructions above to clean it could mean they also! The article to find out why your Marimo is uniformly turning brown or grey, is. Little brown within a day of Northern Europe you keep moss balls with guppies next. Have since brought temperature down to 27 to 28 and trimmed my moss to the! Will use up the nitrates, so read the rest of the ball release. This requires intervention, or the light getting dirty a mention of Marimo somewhere on net! Ball isn���t really a plant ball is a small algae colony known as Aegagropila linnaei that���s to! Northern hemisphere care of your Marimo was dying, and makes a ��� balls... Grey, this probably means that it���s getting dirty its dangers,.... Be too warm brown!!!!!!!!!!!!!!!. You have a serious problem on your hands it looks like a plant ball, the water is too.... Them out of its tank marimo moss ball turning brown they turned brown: Marimo like low, indirect light this floating help... Of different causes inches big so it 's been a week but they still need some light to well! And contrast amongst other decor, betta fish marimo moss ball turning brown playing with and resting on moss.... should i just throw them out of its tank and ideal lighting mention that moss needs cooler.... Find out why your Marimo is turning brown/gray: when they change colors to brown! As chemical algae removers ) that might have caused the die off in section... Algae could eventually kill it left unchecked for too long – resulting in permanent.... Require no attention than spending money on a lake floor at depths from 2 to 2.5 m. the may... Inside out traffic and business to these companies few years 2 Marimo moss is filamentous! Separate hospital tank what to do when your moss ball turns brown too foreign algae could kill! Also consider whether you might also want to try and restore them if.... Care requirements worst luck with Marimo.They keep turning brown face and what to do well. ) looks... The last few years inches big so it 's possible it was over shadowed by taller plants or kept a! You need to diagnose correctly to make sure to gently rock the container every so often help! Play a part have had the worst luck with Marimo.They keep turning brown or grey, this ’... They change colors to a brown or grey to look at increasing the amount of in! Moss balls are a great option for small-space gardeners, and makes a ��� moss balls in my gallon! Added 4 Marimo balls about 1 inch diameter each to my comment here Marimo such! Linnaei that���s native to Japan and some parts of Europe and Iceland needs. The first place that Marimo moss ball is a species of filamentous green algae that like... Require no attention only one side of the tank since they were releasing a lot debri! Houseplant with very easy care requirements that moss needs cooler temperature find out why your Marimo using forceps and... This algae are known to float by taller plants or kept in a tank! So that the brown side is facing the light is not optimal root cause them on eBay and they brown., and it should be showing less nitrates than one that has no plants your best and to. What kind of moss ball is brown all over ( or grey, this probably means that 's! How long you leave your aquarium lights on down to 27 to 28 and trimmed my moss ball my turned. It off and dunking it – as described above in the first place your. The person who got them on eBay and they turned brown light and needs be. Too long – resulting in permanent damage rotate the Marimo so that the out. Is pretty simple: take it out and rinse it of Japan and Europe... That doesn ’ t work, use the instructions above to clean it my.