Household planning
How many spinach plants?
A normal fresh-eating goal with the catalog loss buffer. Preservation needs and appetite can raise the count.
1 adult3–105 typical plants
2 adults5–1910 typical plants
4 adults10–3719 typical plants
Season timing
When does it go in?
Typical first action6 weeks before last frost
Maturity range30–45 days
Harvest window14–30 days
Latest planting buffer55 days before fall frost
Dates are frost-relative planning windows. Soil temperature, current weather, plant condition, and cultivar instructions can move them.
Calculate dates from my frost date →Space and harvest
What does one plant ask for?
In-row spacing2–6 in
Between rows8–18 in
Yield range0.4–1.5 bunches
Yield confidencelow
Yield ranges assume a surviving plant and still vary with cultivar, soil, sun, weather, pests, watering, and harvest habits.
Container fit
A container can work.
0.3minimum gallons per plant
0.5recommended gallons per plant
6″minimum useful depth