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Vegetable Gardening

Growing Tomatoes in a Home Garden

Light, spacing, support and watering basics for a first tomato crop.

Updated 2026-11-11

This page is a structured template. The figures below are typical ranges used by extension services, but they still need variety-level verification before this page is treated as published knowledge.

Light and temperature

Tomatoes fruit best with 6 to 8 hours of direct sun. Night temperatures below about 10 °C slow fruit set, and prolonged heat above roughly 32 °C can reduce pollination.

Spacing

In-ground spacing is commonly 45 to 60 cm between plants, with 90 to 120 cm between rows. Container and determinate varieties differ; confirm against the seed packet and your local extension guide.

Support and watering

  • Install stakes, cages or a trellis at planting time to avoid root disturbance later.
  • Water deeply and evenly; irregular watering contributes to fruit cracking and blossom-end rot.
  • Mulch to buffer soil moisture and keep leaves off bare soil.

Verification status

Unverified sample. Numeric ranges must be checked against at least one tier-1 or tier-2 source, given units and growing conditions, before publication.

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Sources

  • Land-grant university extension services (to be cited per fact) — Source records pending verification