POLEMONIUM boreale 'Heavenly Habit'

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POLEMONIUM boreale 'Heavenly Habit'

Jacob's Ladder, Greek Valerian, Charity
[Bambino Blue, Tricolor, Azuro, Blue Whirl]
Select Item No. PA476

Available

1 Portion contains 20-250 seeds depending on value and size.
Please switch to gram for larger quantities.



Plant Description

Life Cycle: Perennial
Family: Polemoniaceae
Origin: Northern Hemisphere
Special Features: Compact growing habit, glossy leaves and larger flowers. Erect panicles hold larger blue flowers, each with a center consisting of a yellow eye with a white center. Outstanding combination of flowers and foliage, Easy-to-grow from seed. Reblooms after dead-heading.
Historical: Introduced by JELITTO PERENNIAL SEEDS in 1999.
 
Basic Colour: (violet)
Flower Colour: violet-blue, yellow eye
Natural Flowering Period: June - August
 
Winter Hardiness Zones: Z3 - Z8
Foliage: stems, sometimes bi-pinnate, with up to 20 oval to oblong, glossy leaflets
Growth Habit: clumping / compact
Height with Flowers: 30 cm
Spacing between Plants: 45 cm
Soil Requirements: well-drained / average
Location:
Characteristics: groundcover
Usage: for the rock garden / flowering pot plant
Portion weight: 0.172 Gram
Grams per 1000 seeds: 1.51515 Gram
Seeds per Gram
(does not correspond to the number of plants!):
660
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
3 Gram
Sowing Rates/Trays: 2 - 3 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 - 8 weeks
Transplanting to Potting: 6 - 10 weeks
Container Size(s): 1-2 plugs per 11/12 cm (4 1/2")
Fertilizer: Medium (150-200 ppm)
Jelitto · Seeds of more than 3700 different species and varieties

 

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