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Approximately 400.00 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 Catananche caerulea is cold hardy
USDA Zone:7 0° to 10°F (-17.5° to -12.5°C)
|Type of plant - perennial
Flower or inflorescence:
LAVENDER-BLUE, capitula to 5cm., like cornflower
cypsela..................(germ. 1-4 weeks)
linear, to 30x0.7cm., GREY-GREEN.. tol. alkaline soil
|Height, in meters: 0.9
Height, in feet: 2.97
|Catananche caerulea sales history
Synonyms (alternative names) for Catananche caerulea:
Common names for Catananche caerulea:
|Blaue Rasselblume, Blue Cupid's Dart, Blue Cupidone, Cigalou (Oc), Rasselblume,|
is included in the following
B and T World Seeds flowering plant categories.
|19||: Everlasting and Dried Flower Seeds Australian and Other|
|43||: Herbaceous Border Plant Seed List|
|44||: Cut flowers Commercial and other Recommended Varieties|
|45||: Bee and Butterfly Attracting also Honey and Pollen Plant Seeds|
|57||: Arid and Dry Condition 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.|
|698||: First Year Flowering Perennials|
|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.
Catananche caerulea seeds will usually germinate in 21-25 days.