biennial plant

It is a biennial plant usually grown as an annual.

The next spring/summer the stem of the biennial plant becomes much longer.

Stocks are only one example of annual and biennial plants we grow from seed.

Members of this genus grow as annual or biennial plants.

Biennial plants form the rosette the first year and the stem the following season.

It is a biennial plant which begins its life as a small gravel-like seed.

It is a hairy biennial plant that can grow to 2 metres tall or more.

It is a herbaceous annual or biennial plant growing to 60 cm tall.

Many perennial and most biennial plants require vernalization to flower.

It is a short biennial plant with elliptical to lanceolate leaves.

A small herbaceous biennial plant with dark green, ovate leaves.

This behavior leads to many normally biennial plants being treated as annuals in some areas.

Turnips are a biennial plant, taking two years from germination to reproduction.

Annual and biennial plants do not lend themselves to this procedure, as their lifespan is too short.

This an annual or Biennial plant growing erect to a maximum height of one to 1.3 metres.

Especially in biennial plants, the main shoot can, too, grow with prolonged internodes and even branch.

It is a biennial plant, producing a large rosette of spiny leaves the first year.

A biennial plant is a flowering plant that takes two years to complete its lifecycle.

These biennial plants are gathering strength for next summer, when their flower stalks will emerge and grow to four feet tall.

Diffuse knapweed is an annual or biennial plant, generally growing to between 10 and 60 cm in height.

During the next spring or summer, the stem of the biennial plant elongates greatly, or "bolts".

Most are Annual plants or Biennial plants, but some are small shrubs.

Arctium is a genus of biennial plants commonly known as burdock, family Asteraceae.

The moss is an annual or biennial plant and grows in disturbed habitats or as a pioneer species.

The moth mullein is a biennial plant.