How Many Tomato Plants Fit in a 20×10 ft Bed?
Calculate how many tomato plants fit in a 20 ft × 10 ft garden bed at the recommended 18-inch spacing.
How to use this tool
- Enter the garden bed length and width in feet.
- Enter the recommended spacing between plants in inches (from the seed packet).
- The calculator shows total bed area and the number of plants that fit.
Tomatoes need room to grow — this calculator shows how many plants fit in a 20×10 foot bed at the standard 18-inch spacing.
Frequently asked questions
- How many plants fit in a garden bed?
- Divide the bed area (ft²) by the spacing area (plant spacing in ft, squared). For 12-inch spacing, each plant occupies 1 sq ft; an 80 sq ft bed holds 80 plants.
- What is the standard plant spacing?
- Spacing depends on the plant type: lettuce 6–8 in, tomatoes 24–36 in, peppers 18 in. Always check the seed packet or plant tag for recommended spacing.