B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Protea humiflora is cold hardy
USDA Zone:9 20° to 30°F (-6.5° to -1°C)
|Type of plant - shrub
Flower or inflorescence:
bowl shaped, dark bracted, within leaves
GREY to PURPLISH pointed lvs., sprawling shrub...sow in autumn
|Height, in meters: 1
Height, in feet: 3.30
|Protea humiflora 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)|
|18||: Australian and African Proteaceae|
|43||: Herbaceous Border Plant Seed List|
|161||: Edible Flowers|
|Some flowers are poisonous if not cooked. Some are only edible while in bud. Identify and correctly prepare all flowers before eating. Do not eat flowers that have been sprayed with weedkiller or other chemicals.|
|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.
Protea humiflora seeds will usually germinate in 30-90 days, even under good conditions germination may be erratic.