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Jelitto · Seeds of more than 3700 different species and varieties
HYPERICUM perforatum 'Topaz'
Plant Description
| Article Type: | (JET® heat-treated seed) |
| Life Cycle: | Perennial |
| Family: | Clusiaceae |
| Special Features: | Heat-treated seed is virtually Colletotrichum free, but secondary infection is still possible, please prevent! Higher hypericin concentration. |
| Basic Colour: | (yellow / gold) |
| Flower Colour: | yellow |
| Natural Flowering Period: | May - August |
| Winter Hardiness Zones: |
Z2 - Z9
|
| Height with Flowers: | 40 cm |
| Soil Requirements: | dry / average |
| Location: | |
| Characteristics: | medicinal plant / groundcover |
| Portion weight: | 0.2 Gram |
| Grams per 1000 seeds: | 0.12987 Gram |
| Seeds per Gram (does not correspond to the number of plants!): |
7700 |
| Gram to get 1000 plants (if sown directly into pots etc. you will need a larger quantity): |
2 Gram |
| Sowing Direction: |
(16) See 15 with the exception of germination being slower and more irregular. This poses no problems. (15) Rapidly germinating, keep seed in constant moisture (not wet) with temperatures of about +20°C [68°F]. Seeds must be covered thinly. Do not cover very small seeds, but tightly press into the earth. Keep in cooler conditions after germination occurs.
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