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B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Ptilotrichum pyrenaicum is cold hardy
|Type of plant - perennial
Flower or inflorescence:
WHITE round pets., in dense corymbs, May - July
SILVERY pubescent, tufting
|Height, in meters: 0.5
Height, in feet: 1.65
|Ptilotrichum pyrenaicum sales history
Synonyms (alternative names) for Ptilotrichum pyrenaicum:
is included in the following
B and T World Seeds flowering plant categories.
|9||: Alpine and Rock Garden Seed List (Hardy and Tender)|
|43||: Herbaceous Border Plant Seed List|
|80||: South West 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.
Ptilotrichum pyrenaicum seeds will usually germinate in 7-14 days.
Annuals can be sown in situ.