GENTIANA Paradoxa-Hybr. 'Blue Herald'

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GENTIANA Paradoxa-Hybr. 'Blue Herald'

Blue Herald Gentian
Select Item No. GA151

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Available

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



Plant Description

Life Cycle: Perennial
Family: Gentianaceae
Origin: Hybrid Origin: GENTIANA paradoxa x GENTIANA septemfida
Special Features: Large flowers with six flower tirich flowering, verticillate, excellent fall flowering gentian, very vigorous. Requires two growing seasons for abundant flowering.
Historical: Introduced by JELITTO PERENNIAL SEEDS in 1989.
 
Basic Colour: (blue)
Flower Colour: bright blue
Natural Flowering Period: August - September
Flowering: First year flowering
 
Winter Hardiness Zones: Z3 - Z8
Foliage: verticillate, broad lanceolate
Growth Habit: cushion
Height with Flowers: 15 cm
Spacing between Plants: 40 cm
Soil Requirements: moist / well-drained / cool
Location:
Usage: for the rock garden / suitable for cutting / flowering pot plant
Grams per 1000 seeds: 0.09524 Gram
Seeds per Gram
(does not correspond to the number of plants!):
10500
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
0.5 Gram
Sowing Rates/Trays: 5 - 8 per cell
Plug tray recommended size(s): 72 / 128
Sowing Direction:

(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.

Best Sowing Date
(northern Hemisphere, Field condition):
late autumn - early spring
Germination to Transplant: 6 - 8 weeks
Transplanting to Potting: 6 - 8 weeks
Cutting back at Transplanting: Not Necessary.
Container Size(s): 1 plug per 8/9 cm (3 1/2") / 2-3 plugs per 15 cm (6")
Vernalization: Some flowering will occur the first year without vernalization, but improved flowering will occur the 2nd year; and 3-10 weeks of cool temperatures might benefit fuller flowering in the first year.
Fertilizer: Medium (150-200 ppm)
Jelitto · Seeds of more than 3700 different species and varieties

 

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