B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Erysimum capitatum is cold hardy
USDA Zone:6 -10° to 0°F (-23.5° to -18°C)
|Type of plant - annual or biennial, depending on climate
Flower or inflorescence:
frag. pale YELLOW, ORANGE or BROWN-MAROON spikes
obl.-lin., 4-15cm. long, branching plants
|Height, in meters: 0.6
Height, in feet: 1.98
|Erysimum capitatum sales history
| Parts of Erysimum capitatum are considered toxic.
Common names for Erysimum capitatum:
|Coastal Wallflower, Douglas Wallflower, Western Wallflower,|
is included in the following
B and T World Seeds flowering plant categories.
|43||: Herbaceous Border Plant Seed List|
|65||: World Coastal Tree and Plant Seed List|
|76||: Californian Native Plant Seed List|
|85||: Natives of U.S.South West (Arizona Texas New Mexico)|
|94||: Natives of Rocky Mountain Area U.S.A.|
|185||: Plant Species whose germination is improved by Smoke|
|"Smoke" contains a butenolide compound produced by certain plants when heated, it speeds up or starts the germination of seeds from many different genera.|
|719||: North American Native Ethnobotanicals|
|Including medicinal, dye, fiber, food, construction, ritual|
Some knowledge about growing from seed is necessary to germinate even the easiest seeds.
Most seeds require humidity to germinate, even desert plants like
require that their growing medium remains moist until germination.|
Most seeds require oxygen to germinate, if buried too deep in their growing medium, or if the medium is too wet,
the seeds may not get the oxygen they require.
Erysimum capitatum seeds will usually germinate in 10-14 days.
Sow in seed bed, prick out 15cm apart, plant October.