Wild AI
PLANT OVERVIEW
About Giant Vallisneria
A massive, ribbon-like plant that grows very tall.
Giant Val is suited only for very large aquariums. Its leaves can grow several feet long, trailing across the water surface.
Background · Beginner friendly
Giant Vallisneria
Vallisneria americana
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DIFFICULTY
Easy
A forgiving choice for newer planted tanks.
LIGHT
Moderate
Around 10 hours is a useful starting point.
CO₂
Optional
Injection is not normally necessary.
GROWTH
Fast
High trimming needs.
CARE PROFILE
What this plant needs.
The useful numbers and practical notes, grouped around how you actually keep the plant.
TANK FIT
Placement + size
Primary placementBackground
Typical height24–72 in
Typical width6 in
Suggested minimum tank30 gal
Suggested tank height74 in+
LIGHT + CO₂
Energy demand
Ideal lightModerate
Photoperiod range8–12 hr
Approx. PAR20–80
Injected CO₂Optional
CO₂ benefitLow
NUTRITION
Where it feeds
Root feedingHigh
Water-column feedingLow
Overall fertilizer demandModerate
Iron demandLow
MicronutrientsLow
WATER
Useful parameter range
Temperature68–82°F
pH6.5–8
GH4–20 dGH
KH3–15 dKH
How to plant it.
Substrate: Sand or gravel
Do not bury the crown.
What to expect after planting.
Propagation
Runners
Acclimation
May melt initially.
What usually goes wrong.
Will shade out other plants if not trimmed.
KEEP EXPLORING
Plants with similar growing conditions.
Matched from the PlantLab database using light, CO₂, difficulty, feeding demand and placement.
Narrow-leaf Vallisneria
Vallisneria nana
Moderate light
CO₂ optional
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Vallisneria spiralis
Vallisneria spiralis
Moderate light
CO₂ optional
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Amazon Sword
Echinodorus grisebachii
Moderate light
CO₂ recommended
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Amazon Sword (Bleheri)
Echinodorus bleheri
Moderate light
CO₂ recommended
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Echinodorus 'Ozelot'
Echinodorus 'Ozelot'
Moderate light
CO₂ recommended
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Broadleaf Sagittaria
Sagittaria platyphylla
Moderate light
CO₂ optional
Midground
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