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Approximately 500.00 seeds per gram
seed-counts are only a guide, not to be used for accurate calculations.
B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Erysimum helveticum is cold hardy
|Type of plant - perennial
Flower or inflorescence:
frag. bright YELLOW
forms compact domes
|Height, in meters: 0.5
Height, in feet: 1.65
|Erysimum helveticum sales history
| Parts of Erysimum helveticum are considered toxic.
Synonyms (alternative names) for Erysimum helveticum:
Common names for Erysimum helveticum:
is included in the following
B and T World Seeds flowering plant categories.
|1||: Stock list|
|Our stock changes almost every day, with seeds arriving and being shipped all over the world.|
We only stock long lived seeds, except for a few species that are always in demand.
Seeds that are not in stock are acquired fresh when ordered.
|9||: Alpine and Rock Garden Seed List (Hardy and Tender)|
|53||: Bedding Plant Seed List|
|55||: Fragrant or Aromatic Flower or Foliage Plant Seeds|
|77||: Central European Native and Introduced Plants|
|78||: South Eastern European Native and Introduced Plants|
|162||: Cushion Or Hummock Plant Seed List (Small and Larger)|
|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.|
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 helveticum seeds will usually germinate in 10-14 days.
Sow in seed bed, prick out 15cm apart, plant October.