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Jelitto · Seeds of more than 3700 different species and varieties
LEONURUS cardiaca 'Grobbebol'
Plant Description
| Life Cycle: | Perennial |
| Family: | Lamiaceae |
| Origin: | Europe, Asia to Siberia and the Himalayas, North America: average to moist woodland margins. |
| Special Features: | Rarely used ornamental plant for humus-rich partly shade areas, with sufficient moisture also locations in full sun. Light red to pink, whorled with a long flowering period from summer to the beginning of autumn. Highly ornamental, excotic looking foliage. Suitable for natural landscaping. Moderate self-sowing at suitable locations. |
| Historical: | Traditional use as ornamental, kitchen crop and medicinal plant in the cottage garden. |
| Basic Colour: | (violet) |
| Flower Colour: | lilac-pink |
| Natural Flowering Period: | June - September |
| Winter Hardiness Zones: |
Z3 - Z9
|
| Foliage: | ruffled, 3-7 loped, finely hirsute, intense green, very showy! |
| Growth Habit: | erect |
| Height with Flowers: | 80 cm |
| Spacing between Plants: | 40 cm |
| Soil Requirements: | moist / average / humus rich, fertile |
| Location: | |
| Characteristics: | ornamental foliage plant / medicinal plant / tea herb / culinary herb |
| Usage: | honey-bee food plant |
| Portion weight: | 0.3 Gram |
| Grams per 1000 seeds: | 0.95238 Gram |
| Seeds per Gram (does not correspond to the number of plants!): |
1050 |
| Gram to get 1000 plants (if sown directly into pots etc. you will need a larger quantity): |
2 Gram |
| Sowing Rates/Trays: | 3 - 5 per cell |
| Plug tray recommended size(s): | 72 / 128 |
| 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.
|
| Sowing to Germination: | 1 - 2 weeks |
| Container Size(s): | 1 plug per 8/9 cm (3 1/2") / 1-2 plugs per 11/12 cm (4 1/2") |
| Fertilizer: | Medium (150-200 ppm) |
