Curly-leaf Pondweed

Potamogeton crispus, Potamogetonaceae

Zones

3–10

Layer

Herbaceous

Lifespan

Perennial

Growth

Fast

Guild Roles

ProducerDynamic AccumulatorBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

High (established)High (seedling)

Soil pH

6 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Grassleaf MudplantainHeteranthera dubia

Nutrient AccumulationBeneficial Insect Habitat

Antagonistic Plants

Giant VallisneriaVallisneria gigantea

Curly-leaf Pondweed may release allelopathic compounds and compete for light with Giant Vallisneria

Widgeon GrassRuppia maritima

Submerged aquatic plants competing for light and nutrients in brackish waters

Richardson's PondweedPotamogeton richardsonii

Two pondweed species compete directly for the same aquatic niche and resources

Broad-leaved PondweedPotamogeton natans

Competing pondweed species with overlapping habitat requirements and resource competition

Yellow CabombaCabomba aquatica

Curly-leaf pondweed may release allelopathic compounds affecting cabomba growth in shared waters

Uses

Functions

Water FiltrationNutrient CyclingOxygen ProductionSediment StabilizationHabitat Creation

Edible Parts

TubersYoung Shoots

Common Questions

What zones does Curly-leaf Pondweed grow in?

Curly-leaf Pondweed grows in USDA hardiness zones 3 through 10.

What are good companion plants for Curly-leaf Pondweed?

Good companions for Curly-leaf Pondweed include Grassleaf Mudplantain.

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

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