Spinacia oleracea, Monstrueux de Viroflay spinach

Monstrueux de Viroflay spinach
Spinacia oleracea

Light: Full sun
Water: Consistent moisture necessary to prevent bolting, but avoid overwatering
Hardiness: Frost hardy, plant just after last frost date
Spacing: 6- 8" between plants, 1-1.5' between rows
Days to maturity: 50
Soil notes: Rich garden soil, compost amendment beneficial

Notes: Long summer days or hot conditions cause bolting.