B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Phyteuma hemisphaericum is cold hardy
|Type of plant - perennial
Flower or inflorescence:
BLUE-VIOLET (WHITE tinge), May - July
lin.-lance., to 8cm.
|Height, in meters: 0.25
Height, in feet: 0.83
|Phyteuma hemisphaericum sales history
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)|
|43||: Herbaceous Border Plant Seed List|
|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.|
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.
Phyteuma hemisphaericum seeds will usually germinate in 30-90 days, even under good conditions germination may be erratic.
Phyteuma hemisphaericum seeds will mostly germinate as the weather warms up in Spring, some may germinate during the Summer or Autumn but are more likely to stay dormant until the following Spring.