Mistflower

Mistflower

Ageratina riparia (Asteraceae)

Common Name:

Mistflower

Scientific Name:

Ageratina riparia (Asteraceae)


Alternative common names:

Creeping crofton weed

Description:

The mistflower grows up to 1m high with weak, purplish stems. It has dark green, non-aromatic leaves 8-30mm wide. White flowers in terminal clusters appear from August to December. It invades stream banks, roadsides and plantations.

Additional Information


Where does this species come from?

Mexico

What is its invasive status in South Africa?

Existing legislation: CARA 2002 - Category 1 NEMBA - Category 1b

Where in South Africa is it a problem?

Western Cape and Gauteng

How does it spread?

Seed dispersal

Why is it a problem?

Competes with indigenous species

What does it look like?

General description: The mistflower grows up to 1m high with weak, purplish stems.
Leaves: Dark green, 8-30mm wide leaves.
Flowers: White flowers in terminal clusters, from December to August.
Fruit/seeds: Dry, hard fruit, 2mm long.

Does the plant have any uses?

Planted as an ornamental.

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