What is hardening off seedlings?

Slow exposure to sun, wind, and cold.

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  1. Cutting off all leaves
  2. Slow exposure to sun, wind, and cold ✔
  3. Freezing them overnight

Why: Hardening off means slowly exposing seedlings to sun, wind, and cold before planting out.

Huh, didn't know that: Hardening off means slowly exposing seedlings to sun, wind, and cold before planting out.

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Toughen up gently.
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References

Answer: Slow exposure to sun, wind, and cold. Hardening off means slowly exposing seedlings to sun, wind, and cold before planting out.

  1. Gardening en.wikipedia.org/wiki/Gardening
    providing a hardening-off period (slow exposure to sun, wind, and cold)
    Checked 2026-11-07.

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