ALCEA Rosea-Hybr. Spotlight Series 'Blacknight'

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ALCEA Rosea-Hybr. Spotlight Series 'Blacknight'

Hollyhock
Select Item No. AT801


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Available

One Portion is usually sufficient for 50-100 plants.
Please switch to gram for larger quantities.



Plant Description

Article Type: (JET® pure seed)
Life Cycle: Perennial
Family: Malvaceae
Origin: Turkey to Asia
Special Features: Single flowers, sturdy and perennial, first year flowering with early sowings. Also available in pure white with yellow eye ('Polarstar'), red colours ('Mars Magic'), pink ('Radiant Rose') and light yellow ('Sunshine'). Tremendous popular old-fashioned perennial.
Historical: Introduced by JELITTO PERENNIAL SEEDS in 2010. There is archaeological evidence of Alceas in Iraq dating 60000-80000 years old.
 
Basic Colour: (grey / black)
Flower Colour: black-purple
Natural Flowering Period: May - October
Flowering: First year flowering
 
Winter Hardiness Zones: Z3 - Z9
Foliage: round, lobed
Growth Habit: upright, erect
Height with Flowers: 180 cm
Spacing between Plants: 60 cm
Soil Requirements: well-drained / average
Location:
Characteristics: solitary plant
Usage: honey-bee food plant / suitable for cutting
Grams per 1000 seeds: 6.66667 Gram
Seeds per Gram
(does not correspond to the number of plants!):
150
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
12 Gram
Sowing Rates/Trays: 2 - 3 per cell
Plug tray recommended size(s): 72 / 128
Sowing Direction:

(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.

Best Sowing Date
(northern Hemisphere, Field condition):
Anytime
Sowing to Germination: 2 - 3 weeks
Germination to Transplant: 4 - 6 weeks
Transplanting to Potting: 6 - 8 weeks
Cutting back at Transplanting: Cut-back once to keep more compact.
Container Size(s): 1-2 plugs per 11/12 cm (4 1/2") / 2-3 plugs per 15 cm (6")
Fertilizer: Medium (150-200 ppm)
Jelitto · Seeds of more than 3700 different species and varieties

 

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