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Approximately 740.00 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 Polemonium cashmerianum is cold hardy
|Type of plant - perennial
Flower or inflorescence:
large bright BLUE
|Height, in meters: 0.6
Height, in feet: 1.98
|Polemonium cashmerianum sales history
is included in the following
B and T World Seeds flowering plant categories.
|9||: Alpine and Rock Garden Seed List (Hardy and Tender)|
|38||: Indian Native and Introduced Plants|
|43||: Herbaceous Border Plant Seed List|
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.
Polemonium cashmerianum seeds will usually germinate in 20-25 days.
Reduce soil temperature at night.