The growing spinach quick reference guide below is designed as a quick overview of growing spinach. For more details on the different stages from seed to harvest go to the related pages link.
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Veggie Garden Dairy | |
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Vegetable | Spinach |
Also Known As | |
Botanical | Family - Amaranthaceae, Genus - Spinacia, Species - S. oleracea |
Plant Type | Cool season - annual - leafy vegetable |
Frost Tolerance | Hardy |
Planting Position | Sunny position but welcomes shade in the hottest part of the season - requiring a minimum of 3-4 hours of direct sunlight daily |
Seed Viability | 3 years |
Germination | 6-10 days at 40-80 F (4-27 C) |
Growing Temp | 50-70 F (10-21 C) |
Seed to Transplant | Direct sow |
Planting Method | Direct sow only |
When to Plant | Spring and again in mid-summer for fall-winter harvest |
Time to Plant | As soon as 2 - 4 weeks before the average date of the last 32 F (0 C) freeze in the spring in your area but not before soil temperatures are consistently 40 F (4 C) and above. |
Seed Sowing | Direct sow spinach seeds - 1/2 inch (12 mm) deep - 1inch (25 mm) apart in rows 12-18 inches (30-45 cm) apart |
Plant Spacing | Transplant or thin spinach seedlings to 2-4 inches (5-10 cm) apart in rows 12-18 inches (30-45 cm) apart |
Soil Conditions | Well drained - Moderate to high organic matter - Medium fertility |
Fertilizer | Medium fertilizer needs, 3-4 quarts per 100 sq feet (3.3-4.4 liters per 9.3 square meters) preplanting of All-Purpose 5-5-5 Organic Fertilizer
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When to Fertilize | 2 weeks before planting |
Days to Harvest | 40-70 days - depending on conditions and variety |
Comments |
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