Large-leaf Pondweed

Potamogeton amplifolius, Potamogetonaceae

Zones

3–9

Layer

Herbaceous

Lifespan

Perennial

Growth

Fast

Guild Roles

ProducerBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

High (established)High (fruiting)High (seedling)

Soil pH

6.5 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Narrow-leaved Bur-reedSparganium angustifolium

Beneficial Insect Habitat

California BulrushSchoenoplectus californicus

Nutrient AccumulationBeneficial Insect Habitat

Yellow CabombaCabomba aquatica

Beneficial Insect HabitatNutrient Accumulation

Lake QuillwortIsoetes lacustris

Nutrient AccumulationBeneficial Insect Habitat

Antagonistic Plants

Spiny HornwortCeratophyllum echinatum

Dense hornwort growth blocks light and releases allelopathic compounds affecting pondweed establishment

Longleaf PondweedPotamogeton nodosus

Related pondweed species compete for similar aquatic growing conditions and nutrient uptake

Uses

Functions

Water FiltrationOxygenationWildlife HabitatErosion Control

Edible Parts

TubersSeeds

Common Questions

What zones does Large-leaf Pondweed grow in?

Large-leaf Pondweed grows in USDA hardiness zones 3 through 9.

What are good companion plants for Large-leaf Pondweed?

Good companions for Large-leaf Pondweed include Narrow-leaved Bur-reed, California Bulrush, Yellow Cabomba, Lake Quillwort.

Design guilds with Large-leaf Pondweed and see companion relationships visually.

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