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|Article Type:||(pure seed)|
|Special Features:||Similar to C. muskingumensis, but with hedgehog-like spikes.|
|Natural Flowering Period:||May - July|
|Winter Hardiness Zones:||Z4 - Z9|
|Height with Flowers:||60 cm|
|Soil Requirements:||moist / average|
|Usage:||suitable for cutting|
|Grams per 1000 seeds:||0.19231 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):
(9) These seeds germinate rapidly depending on species and origin. If germination does not occur after 3–4 weeks a cooling period of 2–4 weeks is recommended.