14 Jan Seaside daisy
Erigeron karvinskianus
Highly tolerant of poor, dry soils and grows
in a wide range of conditions.
Family: Asteraceae
Origin: South Mexico to Venezuela
Habit: An aggresive spreading perennial herb to about 50cm high.
Grows vigorously smothering low native ground covers. Highly
tolerant of poor dry soils and grows in a wide range of conditions.
The plant is able to tolerate high salinity and drought.
Leaves: Simple, evergreen, elliptical to oval, pubescent on both sides,
and reach 32mm long by 13mm wide.
Flowers: Small daisy flowers 1-2cm across are borne all year round. Each
flower has a yellow centre, a corolla that is 5-lobed with white
petals, which become pink and finally purple with age.
Fruit: Dandilion-like tufts; 1 mm long hard dry seed (achene)
attached to a pappus of fine whitish hairs, 2 mm long.
Roots: Fibrous, shallow; rooting at the nodes.
Dispersal: Seed spread by wind, humans and contaminated soil (earthmoving
equipment, car tyres etc) and garden refuse dumping.
Plants will spread vegetatively by cuttings rooting at the nodes.
Control: Hand pull/dig bagging all plant parts and removing from site,
Foliar spray.