PatternBaseFloating Primrose-willow
Ludwigia peploides, Onagraceae
Guild Roles
Growing Conditions
Sun
Water
Soil pH
6 – 8
Tolerances
Companion Plants
Antagonistic Plants
Aggressive floating primrose-willow outcompetes and shades duckweed populations
Orange SnowflakeNymphoides hydrophyllaBoth aggressive floating plants compete for surface space and light in aquatic systems
Variable PondweedPotamogeton gramineusFloating primrose-willow is highly invasive and produces allelopathic compounds that inhibit native aquatic plants like pondweeds
False floating-heartNymphoides fallaxInvasive floating primrose-willow outcompetes native floating plants through aggressive growth and allelopathic inhibition
Arrow-leaf pond lilyNuphar sagittifoliaInvasive floating primrose-willow is known to suppress native pond lilies through surface competition and chemical inhibition
Pygmy Water LilyNymphaea tetragonaInvasive floating primrose-willow aggressively outcompetes native water lilies through surface coverage and chemical inhibition
American FeatherfoilHottonia inflataInvasive primrose-willow outcompetes and inhibits native aquatic plants like American featherfoil through multiple mechanisms
Uses
Functions
Edible Parts
Medicinal Uses
Common Questions
What zones does Floating Primrose-willow grow in?
Floating Primrose-willow grows in USDA hardiness zones 7 through 11.
What are good companion plants for Floating Primrose-willow?
Good companions for Floating Primrose-willow include Floating Sweet Grass, Southern Water Hyssop.
Design guilds with Floating Primrose-willow and see companion relationships visually.
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