B and T World Seeds' reference number:
The average, annual, minimum temperature zone where Hypericum richeri is cold hardy
USDA Zone:6 -10° to 0°F (-23.5° to -18°C)
|Type of plant - perennial
Flower or inflorescence:
|Height, in meters: 0.2
Height, in feet: 0.66
|Hypericum richeri sales history
| Parts of Hypericum richeri are considered toxic.
is included in the following
B and T World Seeds flowering plant categories.
|9||: Alpine and Rock Garden Seed List (Hardy and Tender)|
|78||: South Eastern European Native and Introduced Plants|
|80||: South West European Native and Introduced Plants|
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.
Hypericum richeri seeds will usually germinate in 30-90 days, even under good conditions germination may be erratic.