Time to act:
Jun, Jul, Aug, Mar, Apr, May, Dec, Jan, Feb, Sep, Oct, Nov
Groundsel is able to produce lots of seed, and several generations of this weed can grow in a single growing season. Plants can overwinter and act as a host for rust fungus. This weed is adaptable to a wide range of growing conditions. Seed can blow in from surrounding gardens, fields and waste ground.
A bushy weed that bears small yellow flowers and fluffy seedheads. Its leaves often have orange-brown pustules of rust fungus in summer and autumn, which can spread to cultivated plants.
Find it on
established flowerbeds, freshly cultivated soil, paving, walls