B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Grevillea petrophilioides ssp magnifica is cold hardy
USDA Zone:9 20° to 30°F (-6.5° to -1°C)
|Type of plant - shrub
Flower or inflorescence:
PINK, to 8x4cm. cylindrical racemes
to 20x6cm., divided
|Height, in meters: 4
Height, in feet: 13.20
|Grevillea petrophilioides ssp magnifica sales history
Synonyms (alternative names) for Grevillea petrophilioides ssp magnifica:
|Grevillea magnifica ssp magnif,|
Common names for Grevillea petrophilioides ssp magnifica:
|Magnificent Granite Grevillea, Pink Pokers, Pink Silk Grevillea,|
Grevillea petrophilioides ssp magnifica
is included in the following
B and T World Seeds flowering plant categories.
|15||: Australian Natives and Introduced Species|
|18||: Australian and African Proteaceae|
|44||: Cut flowers Commercial and other Recommended Varieties|
|57||: Arid and Dry Condition Plant Seed List|
|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.|
|191||: Tropical Shrubs and Trees|
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.
Grevillea petrophilioides ssp magnifica seeds will usually germinate in 20-25 days.
Soak Grevillea petrophilioides ssp magnifica seeds in warm water, which should be changed daily. Most seeds swell up when they are soaked, those that do should be sown immediately. Seeds that don't swell can be gently scarified.
(Soak for 24 hours).