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B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Eryngium planum Blaukappe is cold hardy
USDA Zone:4 -30° to -20°F (-34.5° to -29°C)
|Type of plant - perennial
Flower or inflorescence:
br. BLUE, stellate bracts, the most metallic Sea Holly
(germ, 1-4 weeks)
|Height, in meters: 1
Height, in feet: 3.30
|Eryngium planum Blaukappe sales history
Common names for Eryngium planum Blaukappe:
|Eryngium Blue Cap, Eryngium Tetra Petra,|
Eryngium planum Blaukappe
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|
|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.
Eryngium planum Blaukappe seeds will usually germinate in 5-90 days, even under good conditions germination may be erratic.
Eryngium planum Blaukappe 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.