Celery
From Allotments4All
Sowing
- Seed depth: Just cover
- Germination soil temperature: 21C
- Days to germinate: 7
- Sow indoors: 10 Weeks before last frost
- Sow outdoors: Not recommended
- Plant outdoors: When all risk of frost has passed.
Growing
- pH range: 6.0-7.0
- Growing soil temperature: 16-21C
- Spacing in beds: 20cm
- Watering: Heavy and even
- Light: Best yields in full sun, will tolerate light shade
- Nutrient requirements: N=high; P=high, K=high
- Rotation considerations: Avoid following lettuce or cabbage
- Good companions: Almost everything
- Bad companions: Root crops
- Seed Longevity: 3 years