ACHILLEA millefolium 'Colorado'

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ACHILLEA millefolium 'Colorado'

Common Yarrow, Milfoil
Select Item No. AA029

Available

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



Plant Description

Life Cycle: Perennial
Family: Asteraceae
Origin: Cultivar. Europe, western Asia, North America: dry meadows, roadsides.
Special Features: Mixture from red to pink to apricot colored flowers including yellow and light yellow and beige tones, occasional whites. Improvement over 'Summer Pastels'. Outstanding as a cut-flower, flowers 4 months after sowing.
Historical: ACHILLEA millefolium 'Colorado' originates in the same parents than 'Summer Pastels'. However the colours of 'Colorado' are well-balanced. Introduced by JELITTO PERENNIAL SEEDS in 1993.
 
Basic Colour: (mixture)
Flower Colour: mixture
Natural Flowering Period: May - October
Flowering: First year flowering
 
Winter Hardiness Zones: Z2 - Z9
Foliage: pinnatisect, lanceolate, deeply cut, soft, green
Growth Habit: upright, erect / stoloniferous
Height with Flowers: 60 cm
Spacing between Plants: 40 cm
Soil Requirements: dry / well-drained / average
Location:
Usage: honey-bee food plant / for the rock garden / suitable for cutting
Grams per 1000 seeds: 0.16667 Gram
Seeds per Gram
(does not correspond to the number of plants!):
6000
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
1 Gram
Sowing Rates/Trays: 6 - 7 per cell
Plug tray recommended size(s): 128 / 288
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 1-2 times; once at transplanting; once again 4 weeks later to keep more compact.
Container Size(s): 1-2 plugs per 11/12 cm (4 1/2") / 2-3 plugs per 15 cm (6")
Vernalization: No vernalization required for flowering in the first year.
Forcing: Provide 16 hours of continuous lighting. During the short days of winter, provide a night interruption lighting of 4 hours between 10:00 p.m. and 2:00 a.m. 6-8 weeks to flower.
Fertilizer: Medium (150-200 ppm)
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