ZINNIA grandiflora

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Pure seed ZINNIA grandiflora   Portion(s) (Image Rights)

ZINNIA grandiflora

Rocky Mountain Zinnia
Select Item No. ZA010

Available

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



Plant Description

Article Type: (pure seed)
Life Cycle: Perennial
Family: Asteraceae
Special Features: Rich flowering, good hardy perennial in well drained soils.
 
Basic Colour: (yellow / gold)
Flower Colour: golden
Natural Flowering Period: July - October
Flowering: First year flowering
 
Winter Hardiness Zones: Z4 - Z9
Foliage: narrow, needle-like
Growth Habit: bushy
Height with Flowers: 15 cm
Soil Requirements: dry / lime-loving, calcareous / sandy / loamy
Location:
Usage: for the rock garden
Grams per 1000 seeds: 2.66667 Gram
Seeds per Gram
(does not correspond to the number of plants!):
375
Gram to get 1000 plants
(if sown directly into pots etc. you will need a larger quantity):
5 Gram
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.

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