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Shoal & Stem
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PlanteasyFreshwater

Indian Waterweed

Hygrophila polysperma

Family: Acanthaceae

📍 India & Southeast Asia

Ask Finn

The quintessential beginner stem plant — grows rapidly in almost any conditions without CO2. Under high light the leaves take on a pink hue. Excellent as a background filler or for fishrooms and breeding tanks.

Keeping this species

CO2
not needed
lighting
low–high
maxHeight
50+ cm
placement
background
substrate
any

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Tips from the community 💡

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Water it likes

ph
5.5–8.0
nitrate
<30 ppm
hardness
2–25 dGH
temperature
64–86°F (18–30°C)

Natural Habitat Temperature

81°77°72°JFMAMJJASOND

72°F 81°F seasonal range  · (Jan low, May high)

Stats

Community tips0
Growing in0 tanks