Plant profile
Guppy Grass
Najas guadalupensisGuppy Grass is a easy stem aquarium plant for floating, background placement. It prefers low light, does not usually need injected CO2, and has fast growth in good care.
Easy careLow lightNo CO2 usually needed
Floating, Background
EasyDifficulty
LowLight
NoneCO2
FastGrowth
59–86°FTemperature
Plant Type
- Type
- Stem
- Placement
- Floating, Background
- Growth rate
- Fast
Care Needs
- Difficulty
- Easy
- Light
- Low
- CO2
- No CO2 usually needed
Shop Listing
Check current availability, pricing, and product options with the partner shop.
View at Fitz Fish PondsSubstrate
Any substrate
Fertiliser
Column feeder — use liquid fertiliser
Propagation
Fragmentation — divide and reattach portions
Planning Notes
- Good candidate for beginner and lower-maintenance planted tanks.
- Can fit lower-tech setups more easily than plants that require CO2.
- Floating growth can shade the tank; keep open surface area for fish that need access.
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Check light needs, growth rate balance, placement zones, and water compatibility between Guppy Grass and another plant.
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