cold frame
noun
1.
a bottomless, boxlike structure, usually covered with glass or transparent plastic, and the bed of earth that it covers, used to protect plants.
Origin
1850-55
Examples from the web for
cold frame
To avoid an outbreak, it is best to keep the
cold frame
as dry and warm as possible, without inhibiting plant growth.
With adequate moisture seed can also be planted outdoors spring through early summer, or in a
cold frame
late summer through fall.
Seeds are best sown in a
cold frame
, for natural stratification, as soon as they are ripe.
If seed are sown in a
cold frame
immediately after autumn ripening, stratification is said to produce a more even germination.
For propagating in an outdoor
cold frame
, cuttings are taken in late summer or early fall.
When the seedlings have germinated, bring the pots into full light in a
cold frame
or greenhouse.
In a
cold frame
, sow on the surface or lightly cover the seeds.
Seedlings were moved to a
cold frame
for hardening before transplanting in the fi eld.
Seedlings were moved to a
cold frame
for hardening before transplanting in the field.
The plants were overwintered outdoors in a
cold frame
covered with bark mulch.
British Dictionary definitions for
cold frame
cold frame
noun
1.
an unheated wooden frame with a glass top, used to protect young plants from the cold