Asparagus
From Allotments4All
Sowing
- Seed depth: 6-13mm
- Germination soil temperature: 25 C
- Days to germinate: 10-12
- Sow indoors: Late winter to early spring - 10 weeks before last frost
- Sow outdoors: Not recommended
- Plant outdoors: In spring, 3weeks before last frost
Growing
- pH range: 6.5-7.5
- Growing soil temperature: 16-24 C
- Spacing in beds: 45cm
- Watering: Heavy
- Light: 8 hours or more per day for best yield, will tolerate 4-8 hours
- Nutrient requirements: N=high; P=moderate, K=moderate
- Rotation considerations: Avoid following onion family plants
- Good companions: Basil, calendula, parsley, tomato
- Bad companions: Onion, chive, garlic, leek
- Seed Longevity: 3 years
Asparagus is a perennial fern, harvested early in the year from well drained beds. Asparagus beds can be harvested for upto 30 years once established.Initial plants can be grown from seed or planted as one or two year old crowns