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Jelitto · Seeds of more than 3700 different species and varieties
RUDBECKIA triloba 'Blackjack Gold'
Plant Description
| Life Cycle: | Biennial |
| Family: | Asteraceae |
| Origin: | Cultivar. Central North America: Pairie, waste areas. |
| Special Features: | Richly branched flowering stalks, sturdy and long lived strain, valuable late bloomer. Abundant and long lasting flowering. Deer resistant. Drought tolerant. For xeriscaping/ waterwise design. Attractive for butterflies and other pollinators. |
| Historical: | Introduced by JELITTO PERENNIAL SEEDS in 2018. |
| Basic Colour: | (yellow / gold) |
| Flower Colour: | round and golden flowers with black cone |
| Natural Flowering Period: | July - October |
| Flowering: | First year flowering |
| Winter Hardiness Zones: |
Z3 - Z8
|
| Growth Habit: | erect / clumping / compact / richly branched |
| Height with Flowers: | 100 cm |
| Spacing between Plants: | 60 cm |
| Soil Requirements: | dry / well-drained / average |
| Location: | |
| Usage: | honey-bee food plant / suitable for cutting |
| Portion weight: | 0.166 Gram |
| Grams per 1000 seeds: | 0.90909 Gram |
| Seeds per Gram (does not correspond to the number of plants!): |
1100 |
| Gram to get 1000 plants (if sown directly into pots etc. you will need a larger quantity): |
3 Gram |
| 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.
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