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B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Plectranthus argentatus is cold hardy
USDA Zone:10 30° to 40°F (-1° to +4.5°C)
|Type of plant - shrub
Flower or inflorescence:
pale BLUE verticill. in raceme to 30cm.
..................(germ. 2-6 weeks warm)
GREY-GREEN, SILVERY hairy
|Height, in meters: 1
Height, in feet: 3.30
|Plectranthus argentatus seeds may be subject to seasonal availability
is included in the following
B and T World Seeds flowering plant categories.
|15||: Australian Natives and Introduced Species|
|31||: House and Container Plant Seed List|
|43||: Herbaceous Border Plant Seed List|
|165||: Shady Condition Plant Seed List|
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.
Plectranthus argentatus seeds will usually germinate in 30-90 days, even under good conditions germination may be erratic.