biennial plant


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Related to biennial plant: Annual plants

biennial plant

[bī′en·ē·əl ¦plant]
(botany)
A plant that requires two growing seasons to complete its life cycle.

biennial plant

A plant whose life cycle is completed in two growing seasons.
References in periodicals archive ?
It can be difficult to start off from seed, but will usually self-seed once it's established, as will most biennial plants.
Contract notice: Acquisition of annual and biennial plants.
Biennial plants continue to grow throughout the winter, but in their rosette stage they will suffer if covered in wet leaves, so have a good tidy-up.
These tall biennial plants are covered in sweetly scented mauve flowers, sometimes white ones too, and are a valuable plant to poke in groups of three or five towards the back of the border.