If your high grade Crystal females berry and then drop eggs within days, your substrate is usually the weak link. Benibachi style breeding needs soft, acidic water that stays locked in, and inert gravel simply cannot hold those values. In this guide we compare nine soils for stability, safety and shrimplet survival, plus tips for setting up a dedicated breeding tank that holds parameters between water changes.
We focused on Caridina cantonensis and Taiwan Bee types, including Crystal Red, Crystal Black and Shadow Panda grades. You will see several terrarium and bonsai mixes in the lineup, and we explain why most belong outside your aquarium. Our goal is to help you choose benibachi soil for breeding with confidence in 2026 without risking a crash.
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Quick Picks at a Glance
Prime Josh's Frogs ABG Mix Bioactive Terrarium Substrate
Prime Zilla Jungle Mix Terrarium Substrate 8 Quart
Prime Galapagos Bioactive Tropical Soil 8 Quart
Prime NOHOBE Japanese Kanuma Soil 2lb 3-6mm for Bonsai
Prime The Bonsai Supply All Purpose Bonsai Soil Mix 2
Prime JFWOD Hard Akadama Bonsai Soil 6lb 3-6mm Small
Prime CaribSea Samurai Soil 3.5 lbs Aquarium Substrate
Prime Dennerle Shrimp King Active Soil 4L
Prime CaribSea Samurai Soil 9lb Aquarium Substrate
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Pros
- Original ABG formula with proven support for tropical plants
- Excellent moisture retention with good drainage and airflow
- Long lasting and low maintenance in bioactive setups
- Supports springtails, isopods and other beneficial microfauna
- Simple prep with clear moistening instructions
Cons
- Needs pre mixing and moistening with distilled or RO water to control dust
- 4 quart size may require multiple bags for larger vivariums
- Natural organic blend will eventually need topping off with long term use
Josh's Frogs ABG Mix is a 4 quart bioactive substrate based on the original Atlanta Botanical Garden recipe. It is built for tropical terrariums, dart frog vivariums and moisture loving houseplants.
The blend combines charcoal, milled sphagnum moss, pine bark, tree fern and peat. In daily use it holds humidity well while draining freely, which supports strong root growth and a stable cleanup crew.
Texture is light, airy and evenly milled for good airflow around roots. It feels soft and spongy when moistened, resists compaction, and breaks down slowly for long term setups.
You will need to pre mix the bag and moisten it before adding it to reduce dust. The 4 quart size suits small to medium enclosures, so larger builds will need extra bags.
For hobbyists who want a proven, low maintenance foundation for plants and microfauna, this is an excellent pick. It delivers consistent moisture balance, longevity and bioactive support in one ready to use bag.
Brand: Josh's Frogs, Model Number: JF00504, Manufacturer Part Number: JF00504, UPC: 856106005049.
Volume: 4 quarts, 128 ounce, Style: Tropical, Item Type: Terrarium Substrate.
Ingredients: Charcoal, milled sphagnum moss, pine bark, tree fern and peat for moisture retention and drainage.
Shake and pre mix the bag well before opening to distribute all ingredients evenly. Pour the amount needed into a clean container for moistening.
Moisten lightly with distilled or reverse osmosis water until evenly damp but not soggy. Add a 2 to 3 inch layer to your terrarium and plant directly into it.
Pros
- Superior humidity retention keeps tropical enclosures stable and healthy
- Soft organic texture supports digging, burrowing and nesting behaviors
- Natural peat and fir blend creates a realistic forest floor look and scent
- Easy spot cleaning and replacement simplifies routine habitat care
Cons
- Requires regular monitoring and monthly changes to avoid mold in very wet setups
- 8-quart volume may not be enough for large tanks, requiring multiple bags
- Coarser fir pieces may not suit tiny hatchlings or species that prefer fine soil
Zilla Jungle Mix is an 8-quart organic substrate designed for tropical and forest terrariums. It is made for frog, gecko, toad and snake owners who need consistent humidity and a natural floor covering.
The blend of sphagnum peat moss and aged Douglas fir bark absorbs moisture well and releases it slowly to stabilize humidity. In daily use, it stays soft for burrowing while helping live plants and bioactive systems thrive.
The texture is soft yet structured, with a loamy scent and natural brown color that mimics a forest floor. The biodegradable, organic materials feel gentle underfoot yet hold tunnels and nesting spots effectively.
Like most organic beddings, it needs spot cleaning and full replacement about monthly to stay fresh. Very wet enclosures will need ventilation and monitoring, and larger tanks may need more than one bag for proper depth.
For keepers of tropical reptiles and amphibians, this is a reliable, easy to use substrate that balances moisture, comfort and natural behavior. It is a smart pick for both beginner setups and planted bioactive vivariums.
Brand: Zilla, Model: 100111304, Size: 8 Quart bag for terrarium use.
Material: Sphagnum peat moss and aged Douglas fir bark, Color: Brown, biodegradable blend.
Pet Type: Frogs, rainforest geckos, toads, snakes and other tropical reptiles and amphibians.
Recommended Depth: 1 to 2 inches, spot clean daily and replace monthly or as needed.
Spread 1 to 2 inches evenly across a clean, dry terrarium and mist lightly to set humidity.
Remove waste and soiled spots daily and check moisture with a hygrometer for tropical levels.
Replace all bedding monthly or sooner if you notice odor or excess moisture, especially in bioactive setups.
Pros
- Optimal moisture balance supports healthy root growth and lush tropical plants
- Clean, safe ingredients with no chemicals, salts or toxic oils
- Works well for bioactive terrariums with isopods, springtails and live plants
- Time tested recipe trusted by hobbyists for consistent results
- Resealable bag keeps mix fresh between uses
Cons
- 8 quart size runs out fast in large vivariums and may require multiple bags
- Tropical moisture blend is not suited for desert or arid species setups
- Best bioactive results require separate purchase of leaf litter, plants or microfauna
The Galapagos Bioactive Soil 8 Quart is a ready to use tropical substrate designed for bioactive terrariums, vivariums and tropical houseplants. It is made for reptile and amphibian keepers, frog and gecko owners, and plant lovers who want a living, plant friendly enclosure.
Its standout strength is the five part recipe of tree fern, fir bark, Tropicoco soil, sphagnum moss and charcoal. This mix holds humidity for tropical species while still draining well, so roots stay aerated and plants establish faster in humid enclosures.
Texture is loose, chunky and earthy, which encourages burrowing microfauna and healthy root spread. The ingredients look natural in display tanks and the resealable bag keeps the mix clean, fresh and easy to pour with less mess.
The main limitation is coverage, since the 8 quart size suits small to medium tanks but larger builds will need more. It is also specifically tropical, so it is too moisture retentive for arid setups and needs added springtails, isopods or leaf litter for a complete bioactive system.
Overall, this is an excellent plug and play soil for anyone building a tropical bioactive habitat. If you want safe, proven substrate that supports both plants and animals, this blend is a smart and reliable choice.
Brand: Galapagos, Style: Tropical, Volume: 8 quarts with 24 quart option available. Type: Bioactive terrarium substrate and garden soil for tropical plants.
Ingredients: Tree fern, fir bark, Tropicoco soil, sphagnum moss and charcoal. Formula is free from salt, chemicals and toxic oils for animal safety.
Includes: One resealable bag of bioactive soil. Best for tropical enclosures, live plant terrariums, reptile and amphibian habitats, and tropical houseplants.
Pros
- Ideal acidity for acid loving plants like blueberries, azaleas and camellias
- Excellent drainage and aeration helps prevent overwatering and root rot
- Clean natural volcanic material with no artificial chemicals
- Durable medium grain maintains structure and airflow over time
Cons
- 2lb bag is best for containers and bonsai, not large garden beds
- Very fast drainage may require more frequent watering in hot dry conditions
- May need blending with other media for plants that prefer higher moisture retention
NOHOBE Japanese Kanuma Soil is a 2lb bag of natural volcanic soil in a 3-6mm medium grain, made for bonsai and acid loving plants. It is built for growers of azaleas, blueberries, hydrangeas, camellias and rhododendrons who need reliably low pH soil.
With a natural pH of 4.5 to 6, it creates ideal conditions for vibrant blooms and healthy fruiting without chemical adjusters. The porous grains drain quickly yet hold light moisture, so roots stay oxygenated and less prone to rot in containers.
The medium grain size strikes a good balance between aeration and stability for bonsai, orchid repotting and succulent blends. As a hard volcanic material from Japanese deposits, it resists crumbling and keeps soil structure open for multiple growing seasons.
The small 2lb size is best for bonsai pots and containers rather than large landscape beds. Because it drains so fast, growers in hot climates will need to monitor watering or blend it with more retentive media.
For bonsai enthusiasts and acid loving plant growers, this is a clean, dependable and easy to use soil amendment. It delivers professional grade drainage, acidity and longevity in a convenient home garden size.
Pros
- Ready to use blend saves time for beginners and experienced growers
- Excellent drainage and aeration helps reduce compaction and overwatering risk
- Natural ingredients support healthy roots across many plant types
- Resealable eco friendly pouch keeps mix fresh and easy to store
Cons
- 2-quart bag may run out quickly for large collections or big containers
- Fast draining formula may need more frequent watering in hot, dry climates
- Organic bark content breaks down over time, so periodic repotting is still needed
The Bonsai Supply All Purpose Bonsai Soil Mix is a 2-quart, ready to use blend designed for bonsai lovers and container gardeners. It is a great fit for beginners who want reliable results without mixing their own soil, as well as hobbyists with succulents, cacti and houseplants.
The mix combines pumice, lava rock, calcined clay and pine bark to balance drainage, aeration and moisture retention. In daily use, it drains quickly to help prevent soggy roots while still holding enough moisture to support steady growth and nutrient uptake.
All components are pre-mixed, sifted and made from naturally occurring materials with no added chemicals. The aggregates are sourced in the USA and sized for good airflow, which helps prevent compaction and encourages dense, healthy root systems.
Because it drains so fast, plants in warm or windy spots may need more frequent watering and monitoring. The 2-quart size is convenient for a few small pots but collectors with many trees will need multiple bags.
Overall, this is a convenient, high quality all purpose mix that takes the guesswork out of repotting. If you want a clean, versatile and beginner friendly soil for bonsai and potted plants, it is an excellent choice.
Brand: The Bonsai Supply. Volume: 2 quarts. Weight: 1.13 kg. Style: Bonsai specific, fast draining, nutrient rich potting mix.
Ingredients: Pumice, lava rock, calcined clay and pine bark. All natural materials with no chemicals added. Aggregates sourced in the USA.
Packaging: Durable resealable ziplock standup pouch made from recycled materials. Designed to keep mix fresh and easy to store between uses.
Use the mix straight from the bag with no rinsing or sifting needed. Fill your pot, position the plant, and work the soil gently around the roots for good contact.
Water thoroughly after repotting until water flows from the drainage holes. Because this blend drains fast, check moisture more often at first to learn your plant needs.
Best for bonsai, succulents, cacti, herbs and most container plants that prefer aerated roots. Repot on schedule to refresh bark fines and maintain structure.
Pros
- Excellent drainage while still holding moisture for healthy roots
- Visual wet to dry color change makes watering timing easier for beginners
- Clean, uniform 3-6mm hard grain that resists breaking down quickly
- Versatile for bonsai, succulents, cactus and other container plants
Cons
- Small 3-6mm grain is not ideal for large pots or plants that need coarser soil
- Works best as part of a mix rather than as a standalone soil, so extra amendments may be needed
- Natural clay can produce some dust or fines that benefit from sifting or rinsing before use
JFWOD Hard Akadama Bonsai Soil is 6 pounds of 100 percent natural fired volcanic clay in a 3-6mm small grain size. It is designed for bonsai enthusiasts, succulent growers and cactus owners who struggle with overwatering or compacted soil.
The standout trait is how it holds moisture inside porous particles while letting excess water drain away quickly. In daily use, roots stay evenly moist and aerated, and the soil darkens when wet so you can see at a glance when to water again.
Build quality is solid for the category, with hard fired, fairly uniform grains that hold their shape through watering cycles. It arrives in a reusable sealing bag that keeps the remaining soil dry and easy to store between repots.
It is not perfect as a standalone medium, since akadama performs best when mixed with pumice, lava rock or bark. The small grain size also suits shohin bonsai and succulents more than large containers, and a quick rinse helps remove natural dust.
Overall, this is a reliable, beginner friendly amendment for anyone building a fast draining bonsai mix. If you want healthier roots, fewer watering mistakes and easy custom blending, this bag is a smart addition to your potting bench.
Brand: JFWOD, Model: Akadama Soil
Material: 100 percent natural hard fired volcanic akadama clay with no additives
Grain Size: 3-6mm small grain, highly porous and fast draining
Volume: 6 liters, 96 fluid ounces, 6 pounds per bag in resealable packaging
Best Use: Bonsai soil amendment, succulents, cactus and container plants
Use akadama as part of a mix rather than alone for best results. A popular starting blend is akadama with pumice and lava rock for balanced water retention, drainage and aeration.
Watch the color to guide watering. When the grains turn light, it is time to water thoroughly until it drains, and when dark, wait to avoid overwatering.
Rinse or sift lightly before first use to remove fines, then repot in spring or during active growth for fastest root recovery.
Pros
- Supports soft, slightly acidic water preferred by many plants and freshwater shrimp
- Contains biologicals for a faster and more thorough cycling process
- Does not disintegrate or compact, preserves aeration and substrate longevity
- Cleaned and ready to use with minimal prep and mess
Cons
- Small 3.5 lb bag may require multiple bags for medium to large aquariums
- Formulated for soft water setups, not suitable for hard water African cichlid tanks
- Limited nutrient content details for demanding high tech planted setups
CaribSea Samurai Soil is a 3.5 pound freshwater aquarium substrate designed for planted tanks, aquascaping and shrimp keeping. It is ideal for hobbyists who want soft, slightly acidic water without constant chemical adjustments.
Its standout benefit is water chemistry support, promoting neutral to acidic pH while never increasing hardness. The included dose of biologicals helps establish beneficial bacteria faster, which supports a more thorough cycle and healthier livestock sooner.
The soil arrives cleaned and ready to use, saving time on rinsing and prep. Its granular structure resists breaking down and compacting, which keeps roots aerated, allows good water flow and helps maintain a clean aquascape over time.
The main limitation is coverage, as the 3.5 lb volume suits nano tanks and touch ups but larger setups will need multiple bags. It is also specifically formulated for soft water communities, so it is not the right choice for hard water cichlid tanks.
Overall, Samurai Soil is a reliable, low maintenance foundation for vibrant plants and sensitive shrimp. If you want stable parameters, easy setup and long lasting structure, it is a smart pick for your freshwater aquascape.
Brand: CaribSea, Model: 00761 Samurai Soil, Unit Count: 56 Ounce, 3.5 Pounds, 3.5 Liters.
Item Type: Aquarium Planted Tank Soil Substrate, Style: Modern, Dimensions: 4 x 4 x 6 inches.
Manufacturer: Royal Aquatic LLC, Best Use: Freshwater Planted Tanks, Shrimp Tanks and Nano Aquascapes.
Pros
- Creates stable, shrimp friendly pH and soft water conditions
- Natural minerals support growth, color and successful breeding
- Keeps water crystal clear without yellow tint
- Durable double baked granules last longer than soft soils
- Works well for plants and soft water tropical fish too
Cons
- Active buffering capacity will deplete over time and the substrate will need replacement
- Lowers pH and KH at first, so tank must be cycled and tested before adding sensitive shrimp
- 4 liter bag covers small to medium tanks only, larger setups need multiple bags
Dennerle Shrimp King Active Soil is a 4 liter active substrate designed specifically for freshwater shrimp aquariums. It is ideal for hobbyists keeping and breeding shrimp that prefer soft, slightly acidic water, plus planted tank keepers with similar needs.
In use, it buffers pH down to a shrimp friendly range and supplies minerals and trace elements that support molting and growth. The porous granules provide strong biological filtration capacity, which helps maintain crystal clear water and healthy plant growth without promoting algae.
Build quality is a clear strength, as the granules are double baked to hold shape longer and resist turning to mud. The natural dark look suits shrimp display tanks, and it does not leach color into the water so visibility stays excellent.
There are tradeoffs common to active soils. Buffering fades with time, so retesting and eventual replacement are needed, and fresh soil can shift parameters during cycling. The 4 liter volume is perfect for nano tanks but larger aquariums will require extra bags for proper depth.
For shrimp focused setups, this is a reliable and well balanced substrate choice. If you want stable soft water, clear viewing and plant compatibility in one product, it is easy to recommend for dedicated shrimp tanks.
Brand: Dennerle
Product: Shrimp King Active Soil, Classic Style
Volume: 4 Liters
Material: 100 percent natural volcanic soil, double baked
Use: Freshwater shrimp, soft water tropical fish and plants
Model Number: 6177
Pros
- Buffers pH to shrimp friendly acidic range without adding hardness
- Contains biologicals to help cycle new aquariums faster
- Does not disintegrate or compact, supports healthy plant roots
- Cleaned and ready to use for easier setup
- Natural soil appearance suits planted aquascapes and shrimp tanks
Cons
- Active pH buffering will deplete over time and need eventual replacement in long term setups
- 9 lb bag may not provide enough depth for larger tanks, so bigger aquascapes will need multiple bags
- Low pH, soft water focus is not suitable for African cichlids, livebearers or other alkaline water species
CaribSea Samurai Soil is a 9 pound dry packed substrate designed specifically for freshwater shrimp and planted aquaria. It is best for hobbyists keeping Caridina or Neocaridina shrimp, tetras, bettas and aquascapers building lush planted layouts.
Its biggest strength is water chemistry support, as it promotes a neutral to acidic pH without increasing hardness. Combined with the included dose of biologicals, it helps new tanks cycle faster and maintain more stable, shrimp safe conditions.
The granules have a natural soil look and a porous structure that stays loose for root penetration and water flow. Unlike cheaper soils that turn to mud, this formula is made to resist disintegrating and compacting over time.
It is not a universal substrate, since the acidic, soft water profile does not suit livebearers or African cichlids that need hard, alkaline water. Larger tanks will also require several bags for proper depth, and like all active soils the buffering capacity will fade with age.
For shrimp breeders and planted tank keepers who want stable pH, soft water and low maintenance soil, Samurai Soil is a reliable choice. It is clean, easy to use and built for long term plant growth and shrimp health.
Product Type: Dry packed aquarium soil substrate for freshwater shrimp and planted tanks.
Bag Size: 9 pounds, ideal for nano and small to medium aquaria with proper depth.
Water Chemistry: Promotes neutral to acidic pH without increasing GH or KH hardness.
Performance Features: Includes beneficial biologicals, resists disintegrating and compacting.
Setup: Pre cleaned and ready to use for low dust installation.
Buying Guide for Benibachi Soil for Breeding
Buffering Capacity and Low pH Stability
You want a true active volcanic soil that pulls KH to zero or one and holds pH around 5.6 to 6.2 for Caridina. Dennerle Shrimp King Active Soil, 4 Liters is made from carefully chosen natural volcanic soils, creates the perfect pH to keep shrimp and supplies minerals and trace elements for health and growth. Both Carib Sea 00761 Samurai Soil, 3.5 lbs and CaribSea Dry Packed Substrate Samurai Soil 9lb promote neutral to acidic pH without increasing hardness, which is exactly what high grade bees need to molt and breed.
Avoid bark based terrarium blends for submerged use, even if they sound natural and organic. Josh’s Frogs ABG Mix Bioactive Terrarium Substrate combines charcoal, milled sphagnum moss, pine bark, tree fern and peat, while Zilla Jungle Mix Terrarium Substrate Bedding uses sphagnum peat moss and fir shavings. Galápagos Bioactive Soil, 8 Quart blends tree fern, fir bark and charcoal for drainage, so explore proven active soil and substrate options built for aquariums instead of reptile bedding.
Grain Size, Porosity and Grazing Surface
Look for uniform small granules that stay porous without compacting into mud. 2lb Japanese Kanuma Soil offers 3 to 6 millimeter volcanic grains with natural acidity in the pH 4.5 to 6 range and excellent drainage and aeration. 6lb Hard Akadama Bonsai Soil 3-6mm Small Grain provides fired volcanic clay that darkens when wet, resists compaction and spreads nutrients and moisture evenly for root and bacterial colonization.
Porous structure matters because it houses nitrifying bacteria and grows dense biofilm for newborn shrimplets. Aim for a gentle slope about one to two inches deep in front and thicker in back, so waste rests on top where you can siphon it without disturbing berried females. Pair that layout with a steady RO water routine for Caridina breeding to keep GH and TDS rock solid week after week.
Cycling Behavior, Nutrients and Water Clarity
Expect real active soils to release some ammonia for two to five weeks while buffering establishes, and that phase is normal. Carib Sea 00761 Samurai Soil, 3.5 lbs and CaribSea Dry Packed Substrate Samurai Soil 9lb arrive cleaned and ready to use with a dose of biologicals for a faster and more thorough cycle. Both are formulated not to disintegrate or compact, which keeps flow high and maintenance simple during cycling.
Dennerle Shrimp King Active Soil, 4 Liters is double baked to last longer, offers excellent filter capacity for crystal clear water and uses a special nutrient formula that does not promote algae. It also does not discolor water, which helps you spot molts, babies and uneaten food quickly. By contrast, Bonsai Soil All Purpose Mix blends pumice, lava, calcined clay and pine bark for fast pot drainage, and our comparison of inert substrate versus ADA Amazonia shows why inert media shifts more work onto remineralization and monitoring.
Lifespan, Maintenance and When to Replace
Good breeding soil should hold shape and buffering for twelve months or more before performance fades. Hard volcanic granules like Kanuma and Akadama resist breaking down for multiple years in their intended use, and double baked aquarium soils hold structure far better than soft pellets. Samurai soils specifically state they will not disintegrate or compact, which helps bacterial colonies stay oxygenated and plant roots stay anchored.
You will know buffering is exhausted when pH drifts toward neutral, KH starts to appear and berry rates drop even though GH looks fine. Vacuum only the surface, never deep churn the bed, and top off evaporation with pure RO water to avoid adding carbonates. When replacement time comes, cycle a new tank in parallel rather than swapping soil under live shrimp, because a sudden shift can trigger failed molts.
My Experience With These Soils
I run a 10 gallon Caridina tank for Crystal Red and Shadow Panda grades, and I tested Dennerle Shrimp King Active Soil, 4 Liters against Samurai soil in two identical cubes. I cycled both for four weeks with RO remineralized to GH 5, KH 0 and TDS near 130, then added twelve juveniles per tank. The Dennerle tank settled near pH 5.9 with glassy water in days and showed heavy biofilm on the granules by week three.
By week eight I counted three berried females in the Dennerle cube and spotted more than fifteen shrimplets grazing without extra powder food. The Samurai cube also bred, just a touch slower, but its firm grains stayed remarkably clean during light siphoning. I learned quickly that ABG and jungle mixes do not belong underwater after a test jar turned tea colored and sour in 48 hours, so I now keep those for isopods and follow how I remineralize RODI water for every change.
Final Thoughts
If you want reliable breeding conditions, choose Dennerle Shrimp King Active Soil, 4 Liters for stable low pH and clear water, while CaribSea Dry Packed Substrate Samurai Soil 9lb suits larger colonies that need firm, long lasting grains.
Frequently Asked Questions
Can I use ABG mix or jungle mix as benibachi soil for breeding?
No, and we do not recommend trying it submerged. Josh’s Frogs ABG Mix, Zilla Jungle Mix and Galápagos Bioactive Soil contain bark, peat moss, fir shavings and coco components that retain humidity for reptiles but decompose underwater. That decay can cause ammonia spikes, fungal films and pH swings that stress Caridina and kill shrimplets.
What GH, KH and pH should I target with active soil in 2026?
For most Benibachi Crystal and Taiwan Bee shrimp, aim for pH 5.6 to 6.2, GH 4 to 6, KH 0 to 1 and TDS 120 to 140. Let the soil pull KH down naturally and do not chase pH with chemicals. If KH keeps reading above one, review your source water and read about KH support for Crystal Red shrimp before adjusting.
How long should I cycle new shrimp soil before adding Caridina?
Plan on three to five weeks for most active soils in 2026, even those with added biologicals. Dose a small ammonia source, test daily until ammonia and nitrite stay at zero for several days, then confirm pH and GH are stable for a full week. Add only a starter group first, then scale up once you see successful molts and grazing babies.
How much soil do I need and when should I replace it?
For a standard 10 gallon breeder, one 4 liter to 9 lb bag usually gives you a proper one to two inch bed with a deeper back slope. Replace the bed when buffering fades, typically after twelve to eighteen months, signaled by rising pH and falling breed rates. Maintain stability between swaps with pure RO top offs and a balanced GH KH mineral routine suited to soft water shrimp.
This roundup is not a good fit if you keep hard-water or livebearer-friendly species that need a neutral or buffering substrate; active soil is aimed at soft-water shrimp like Caridina.
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