Spinach is a cool season crop that needs about 6 weeks of cool weather from seedling to harvest. It likes moist, well drained soil. As with lettuce, it will bolt and become bitter in the heat of summer. Sow successive crops for a fall harvest.
- Tyee: (37 days) Upright, semi-savoy type has exceptional flavor and a slow-to-bolt habit. Dark green leaves are thick.