Common Sunflower (Helianthus annuus) organic
- Impressive large blossoms until autumn - Honey plants and birdseed included.
- Contents: Approx. 45 seeds
- Open-pollinated variety, seed tested regularly
€2.39
Description
They can be grown in large pots or directly in a flower bed. However, since they are deep-rooting plant which consume lots of nutrients, they need lots of space, a deep, nutrient-rich soil and an abundant water supply.
Plant profile
| Lifecycle | Annual |
|---|---|
| Species | Asteraceae |
| Eventual height | 1-3 m |
| Flower colour | Yellow |
| Flowering months | August, July, September |
| Root system | Deep roots, Taproot |
Growing instructions
| When to sow outdoors | June, May |
|---|---|
| Sowing depth | 1 cm |
| Germination temperature | 5-12°C |
| Sunlight | Full sun |
| Planting distance | 30 cm |
| Good companion plants | Bush beans, Cucumber, Onion |
| Bad companion plants | Potatoes, Tomatoes |
Sowing and care
Other names
Botanical name: Helianthus annuus, H. cultus
German: Sonnenblume
English: Common Sunflower
French: Héliotrope, Maurelle
Italian: Girasole comune
Spanish: Calom, Jáquima, Maravilla, Mirasol, Tlapololote, Maíz de teja, Acahual, Flor de escudo
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