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What is Chromolaena?

Biological Control

Differences between AWA and SA chromolaena




Other invasive alien plants within the Eupatorieae


Useful links

This website focuses on the biological control of the invasive alien plant Chromolaena odorata. A comprehensive coverage of the distribution and ecology of the plant can be found on the Invasive Species Specialist Group database.

Our website acts as a portal of the Working Group on Chromolaena odorata, a working group under the International Organization for Biological Control of Noxious Plants and Animals (IOBC).

We endorse Best Practice for weed biocontrol, as set out in the following documents, among others: 76047_ISPM_3_E.pdf?filename=1146657660135_ISPM3.pdf&refID=76047 and

All photographs are provided by ARC-PPRI unless stated otherwise in the caption.