Elephants Ear

Also known as:
Elephant's Ear, A. Macrorrhiza, Adroid Lily
Family:
Araceae
Origin:
Ceylon, Tahiti

General description

Large, robust perennial herb <3m tall. Large, shiny green, leathery, arrow-shaped leaves <75cm long on stalks <1.5m high. Leaves contain a milky sap. Fragrant, creamy-yellow to orange flowers (Jan-Apr) form a spike enclosed by a green bract. Glossy scarlet or orange berries. Stems trunk-like on mature plants, have leaf scars, and often have lower part of trunk lying along ground.

Grassy, frost-free waste areas.

Garden escape and from garden debris.

Shades out natural ground cover.

Site management

Exclude all livestock from site when treating. Begin clearance at top of catchment. Follow up annually.

Recommended approaches

1.Slash tops & dig out tubers.
2.Cut & stump paint (1g metsulfuron + 100ml glyphosate + 20ml penetrant/1L).
3. Weed wipe (1g metsulfuron + 150ml glyphosate + 1ml penetrant/1L).
4. Overall spray (3g metsulfuron + 150ml glyphosate + 10ml penetrant/10L or 5g metsulfuron + 10ml penetrant/10L) in spring or late autumn.

Caution: when using any herbicide or pesticide PLEASE READ THE LABEL THOROUGHLY to ensure that all instructions and safety requirements are followed.

Similar species

arum lily
Zantedeschia aethiopica

arum lily leaves are narrower and more pointed. Flowers are more enclosed.

Italian arum
Arum italicum

Italian arum leaves are narrower and more pointed. It has creamy colouring on main leaf veins

giant arrowhead
Sagittaria montevidensis

Giant arrowhead is less common. It is a much smaller plant with smaller leaves. It lacks a distinctive mid vein. It doesn't contain a milky sap.

RPMS status

Surveillance - Whole Region
elephants ear - Main species image