DRACOCEPHALUM rupestre

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DRACOCEPHALUM rupestre

Dragonhead
(grandiflorum hort.)
Select Item No. DA456

Quantitative Restriction

One Portion is usually sufficient for approx. 50 plants.
Please switch to gram for larger quantities.



Plant Description

Life Cycle: Perennial
Family: Lamiaceae
Origin: Western China: scree, sparse forests, slopes in the mountains.
Special Features: Dracocephalum rupestre has intense blue blooms on slightly reddish stems. Robust plant. Drought resistent!
Historical: used as tea in China
 
Basic Colour: (blue)
Flower Colour: intense blue
Natural Flowering Period: July - August
 
Winter Hardiness Zones: Z4 - Z8
Foliage: oval to heart-shaped basal leaves, notched
Growth Habit: dense / bushy
Height with Flowers: 30 cm
Spacing between Plants: 30 cm
Soil Requirements: dry / average
Location:
Usage: honey-bee food plant / for the rock garden
Grams per 1000 seeds: 2.22222 Gram
Seeds per Gram
(does not correspond to the number of plants!):
450
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
5 Gram
Sowing Rates/Trays: 4 - 6 per cell
Plug tray recommended size(s): 128
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.

Sowing to Germination: 2 - 4 weeks
Cutting back at Transplanting: Cut-back once to keep more compact.
Container Size(s): 1 plug per 8/9 cm (3 1/2")
Fertilizer: Medium (150-200 ppm)
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