San Francisco Wallflower

Erysimum franciscanum

Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Brassicaceae
Genus:
Erysimum
Species:
Erysimum franciscanum

Growth Characteristics

Life Cycle:
Biennial | Perennial
Growth Habit:
Forb/herb , Subshrub
Height:
2-3 ft
Light Requirements:
Full Sun
Drought Tolerance:
High
Bloom Months:
jan, feb, mar, apr, may, jun
Bloom Colors:
White, Yellow

Host Plant for Caterpillars

Diamondback moth (Plutella xylostella)

Soil Requirements

Soil Type:
sandy, well-drained, nutrient-poor soil
pH:
6.0 - 7.5 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
dry to moderate
Notes:
native to coastal areas with sandy soils

Germination Information

Pre-treatment: Soak seeds for 3 hours in fresh water and stratify in peat moss for 2 weeks or until seeds begin to germinate.

Source: npn.rngr.net