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Jelitto · Seeds of more than 3700 different species and varieties
OENOTHERA macrocarpa
Plant Description
| Life Cycle: | Perennial |
| Family: | Onagraceae |
| Origin: | Southern Great Plains/USA: Oklahoma, Kansas and Missouri |
| Distinction: | Award of Garden Merit (A.G.M.) from the Royal Horticultural Society. |
| Special Features: | Large (10 cm) saucer-shaped, golden-yellow flowers, large torpedo-like seed heads. Will handle dry, sun-baked conditions. |
| Basic Colour: | (yellow / gold) |
| Flower Colour: | golden yellow |
| Natural Flowering Period: | June - September |
| Flowering: | First year flowering |
| Winter Hardiness Zones: |
Z4 - Z8
|
| Foliage: | undulating, elliptic or lanceolate, green |
| Growth Habit: | stoloniferous / low-growing |
| Height with Flowers: | 20 cm |
| Spacing between Plants: | 20 cm |
| Soil Requirements: | dry / well-drained |
| Location: | |
| Characteristics: | groundcover |
| Usage: | for the rock garden |
| Portion weight: | 0.4 Gram |
| Grams per 1000 seeds: | 5 Gram |
| Seeds per Gram (does not correspond to the number of plants!): |
200 |
| Gram to get 1000 plants (if sown directly into pots etc. you will need a larger quantity): |
15 Gram |
| Sowing Rates/Trays: | 3 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): |
Anytime |
| Sowing to Germination: | 4 - 8 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: | Light (100-150 ppm) |
