Description
Ageratina soejimana (also called Soejima's Ageratina, among many other common names) is a perennial herbaceous plant native to East Asia. It grows to a height of 0.3-1 meter and has a slender, branching stem. The leaves are opposite, ovate to lanceolate, and up to 10 cm long. The flower heads are in dense clusters, and the flowers are white or pink. It is found in open grasslands, scrublands, and along roadsides.
Flower, Seeds and Seedlings
The flower of Ageratina soejimana is white with a yellow center. The seed is a small, dark brown achene with a tuft of white hairs. The seedlings are small, with a single rosette of leaves.
Cultivation and Propagation
Ageratina soejimana is a perennial plant that can be propagated by division or by seed. It prefers moist, well-drained soils and full sun to partial shade. It is best to divide the plant in spring or early summer. Seeds can be sown in spring or autumn in a well-prepared seed bed. Water the seed bed regularly and keep it weed-free.