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Great Yellow Cress

Rorippa amphibia, Brassicaceae

Zones
4–9
Layer
Herbaceous
Lifespan
Perennial
Growth
Fast

Guild Roles

ProducerPollinator AttractorBeneficial Insect Habitat

Growing Conditions

Sun

Full Sun (preferred)Partial Shade (tolerated)

Water

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

Soil pH

6.5 – 8

Tolerances

Drought
Frost
Heat
Pest Resistance
Disease Resist.

Companion Plants

Great Water DockRumex hydrolapathum
Beneficial Insect Habitat
Tubular Water-dropwortOenanthe fistulosa
Pollinator SharingBeneficial Insect Habitat

Antagonistic Plants

Yellow Water CrowfootRanunculus flabellaris

As a brassica family member, great yellow cress produces glucosinolates that can inhibit ranunculus species growth

Bulblet Water HemlockCicuta bulbifera

Both species produce toxic compounds that can create mutually inhibitive allelopathic effects in shared habitats

Uses

Functions

Water FiltrationErosion ControlHabitatFood Production

Edible Parts

LeavesStems

Medicinal Uses

Anti-Scorbutic

Common Questions

What zones does Great Yellow Cress grow in?

Great Yellow Cress grows in USDA hardiness zones 4 through 9.

What are good companion plants for Great Yellow Cress?

Good companions for Great Yellow Cress include Great Water Dock, Tubular Water-dropwort.

Design guilds with Great Yellow Cress and see companion relationships visually.

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