Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Brassicaceae

Genus:

Erysimum

Species:

Erysimum × marshallii

USDA Symbol:

ERMA17

Growth Characteristics

Height:

45 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

mar,apr,may,jun,jul

Bloom Colors:

orange, yellow, red, pink, purple

Garden & Ecology Notes

Wildlife Value:

bees, butterflies

Deer Resistant:

Yes

Fragrant:

Yes

Soil Requirements

Soil Type:

well-drained, sandy or rocky soil

pH:

6.0 - 7.5 (slightly acidic to neutral)

Drainage:

excellent drainage required

Moisture:

dry to moderate

Notes:

native to alpine regions, prefers poor soils

Propagation & Germination

Stratification:

None required

Germination Time:

7–21 days

Notes:

Seeds germinate readily at 55-65°F without pretreatment. Surface sow or barely cover as light may aid germination.

The above propagation data sourced from Claude AI