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American Eelgrass

Vallisneria americana, Hydrocharitaceae

Zones
4–10
Layer
Aquatic
Lifespan
Perennial
Growth
Moderate

Guild Roles

Ground Cover

Growing Conditions

Sun

Partial Sun (optimal)

Water

High

Soil pH

6.5 – 8

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

HornwortCeratophyllum demersum
Beneficial Insect HabitatNutrient Accumulation

Antagonistic Plants

Eurasian WatermilfoilMyriophyllum spicatum

Invasive watermilfoil competes aggressively with native eelgrass in cold water systems

Water HyacinthEichhornia crassipes

Water hyacinth's dense growth blocks light needed by submerged American eelgrass and competes for nutrients

Uses

Functions

Water FiltrationOxygenation

Common Questions

What zones does American Eelgrass grow in?

American Eelgrass grows in USDA hardiness zones 4 through 10.

What are good companion plants for American Eelgrass?

Good companions for American Eelgrass include Hornwort.

Design guilds with American Eelgrass and see companion relationships visually.

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