harden

(redirected from hardening off)
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harden

a rough fabric made from hards
References in periodicals archive ?
While your seedlings are hardening off, prepare the planting space by amending the soil with compost and mixing in an appropriate amount of your favorite organic fertilizer.
Anything grown in a frost-free greenhouse such as patio plants and frosttender vegetables will need hardening off before being planted outside, to acclimatise them slowly to outdoor conditions.
After hardening off in April and May, move pla ts raised inside outdoors and prick them out into modular trays to grow on.
For example, one fully closed for germination, another had vents open for hardening off seedlings and one had its lid off for growing on.
By mid-spring they need hardening off and can be planted out after all dangers of frost have passed.