Species

Asclepias curassavica

Etymology

Asclepias: After Asclepius, a Greek from the 6th century BC who was learned in the medicinal properties of plants

Common Name(s)

blood flower, tropical milkweed

Authority

Asclepias curassavica L.

Family

Asclepiadaceae

Flora Category

Vascular - Exotic

Structural Class

Dicotyledonous Trees & Shrubs

Habitat

An uncommon casual. Mainly an urban weed of derelict land, ill kept gardens and street pavements, clogged gutters, parks and similar wasteland within built up areas. Occasionally locally abundant, as on Rangitoto Island where in 1995 it was once the dominant species in an old quarry pit - it has not been seen there since.

Flower Colours

Orange,Red / Pink

Origin

South America

Reason For Introduction
Mainly ornamental (as food for Monarch Butterflies)

Life Cycle Comments
Short-lived perennial - often annual in New Zealand

Reproduction
Exclusively by seed

Seed
Long-lived forms a large seed bank

Dispersal
Wind dispersed. Also deliberately moved by Humans as a food source for Monarch Butterflies

Tolerances
Cold intolerant. Once established rather drought tolerant.

This page last updated on 2 Oct 2013