HYPERICUM perforatum 'Topaz'
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|Article Type:||(JET® heat-treated seed)|
|Special Features:||Heat-treated seed is virtually Colletotrichum free, but secondary infection is still possible, please prevent! Higher hypericin concentration.|
|Basic Colour:||(yellow / gold)|
|Natural Flowering Period:||May - August|
|Winter Hardiness Zones:||Z2 - Z9|
|Height with Flowers:||40 cm|
|Soil Requirements:||dry / average|
|Characteristics:||medicinal plant / groundcover|
|Grams per 1000 seeds:||0.12987 Gram|
|Seeds per Gram
(does not correspond to the number of plants!):
|Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
(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.