Spreading Wallflower

Erysimum repandum, Brassicaceae

Zones

6–10

Layer

Ground Cover

Lifespan

Annual

Growth

Fast

Guild Roles

Ground CoverPest ConfuserPollinator Attractor

Growing Conditions

Sun

Full Sun (preferred)

Water

Low (established)Low (seedling)

Soil pH

6.5 – 8.5

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

Four-leaved kidney vetchAnthyllis tetraphylla

Nitrogen FixationPest Deterrent

Antagonistic Plants

Spreading CloverTrifolium diffusum

Wallflower allelopathic compounds can suppress clover establishment and growth

Sky LupineLupinus nanus

Glucosinolate breakdown products from wallflowers can inhibit lupine seedling development

Wood Bitter VetchVicia dumetorum

Wallflower allelopathic compounds suppress vetch growth and nitrogen fixation

Hoary WallflowerErysimum canescens

Both wallflowers compete for similar growing conditions and resources

Bladder CloverTrifolium spumosum

Brassica family plants like wallflowers release glucosinolates that can inhibit legume growth and nitrogen fixation

Big Bend BluebonnetLupinus havardii

Brassica residues interfere with lupine root development and nodulation

Drummond's MilkvetchAstragalus drummondii

Brassica allelopathy can inhibit milkvetch establishment and nodule formation

Uses

Functions

Soil BreakingNutrient CyclingPest DeterrentEarly Season Cover

Edible Parts

LeavesFlowers

Common Questions

What zones does Spreading Wallflower grow in?

Spreading Wallflower grows in USDA hardiness zones 6 through 10.

What are good companion plants for Spreading Wallflower?

Good companions for Spreading Wallflower include Four-leaved kidney vetch.

Design guilds with Spreading Wallflower and see companion relationships visually.

Try PatternBase free