Spinach is a cool-season annual. Plant spinach before the weather warms in spring and again as the weather cools in early autumn. Spinach doesn’t grow well during long hot summer days or in wet weather. Where to Grow Spinach Grow spinach in full sun. Grow spinach in partial shade in warm regions. Plant spinach in well-drained, loamy soil rich in organic matter. Add two inches of aged compost or a commercial organic planting mix to the planting beds before planting then turn th
