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A small, low-lying area, where late and early frosts are more likely, increasing the risk to tender plants.
A powdery coating that gives a plant a frosted appearance.
A term used to describe plants that are unable to stand frost or freezing temperatures.
A covering (traditionally bell-shaped) for the protection of plants from cold temperatures, frost, birds and pests.
An annual plant, the seeds of which can tolerate sub-zero winter temperatures and whose seedlings can survive spring frosts.
A traditional structure for the storage of vegetables. A clamp consists of a pile of the vegetables, layered with straw and soil to protect it from frost and rain. Ventilation holes are plugged with loose straw to prevent the build-up of carbon
A plant that will tolerate cooler temperatures. Half-hardy plants may be grown outdoors in summer, but won't survive frosts. Half-hardy shrubs and herbaceous plants may survive an average winter in sheltered or warm environments.