harden

(redirected from harden off)
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Harden off aubergines, courgettes, marrows, peppers, pumpkins and tomatoes grown from seed before planting outside.
Harden off autumn-sown cauliflowers being over wintered in frames, so they will be ready for planting out in March.
ADRIENNE SAYS: Chrysanthemums need to be kept in a cool, frost-free place so that the plants harden off ready for planting out in late May.
Begin to harden off summer bedding and provide protection if frost is forecast.
Begin to harden off bedding plants, checking weather forecast and protecting plants if frost is forecast.
Harden off aubergines, courgettes, marrows, peppers and tomatoes grown from seed before planting outside.