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Approximately 680.00 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 Helianthemum apenninum is cold hardy
USDA Zone:6 -10° to 0°F (-23.5° to -18°C)
|Type of plant - sub-shrub
Flower or inflorescence:
WHITE, YELLOW basally, to 2.8cm. dia.
(tol. alkaline soil)
ell.-obl., to 30x8mm., densely hairy SILVER-GREY evergreen
|Height, in meters: 0.4
Height, in feet: 1.32
|Helianthemum apenninum sales history
Synonyms (alternative names) for Helianthemum apenninum:
Common names for Helianthemum apenninum:
|Apenninen-Sonnenroschen, Postonek, Sonnenroschen, White Rockrose,|
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)|
|12||: British Native Wild Flowers Shrubs and Trees|
|31||: House and Container Plant Seed List|
|43||: Herbaceous Border Plant Seed List|
|46||: Mediterranean Natives and Introduced Plant Seeds|
|48||: Polish Native and Introduced Plants|
|57||: Arid and Dry Condition Plant Seed List|
|75||: Natives of Asia Minor and Introductions|
|77||: Central European Native and Introduced Plants|
|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.|
|952||: Wholesale Selection|
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.
Helianthemum apenninum seeds will usually germinate in 15-20 days.
Sow Helianthemum apenninum seeds on the surface of moist compost, use a translucent cover to allow light in and to keep the compost humid and warm (do not place in direct sunlight)