Siam weed
Chromolaena odorata · Asteraceae
Forms dense thickets on forest margins and in plantations, raises fuel load and fire risk, and suppresses native regeneration
Why Siam weed is a problem
Forms dense thickets on forest margins and in plantations, raises fuel load and fire risk, and suppresses native regeneration
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What to plant instead
Region-appropriate native shrubs (e.g., Helicteres isora, Woodfordia fruticosa)
Frequently asked questions
Is Siam weed invasive in India?
Yes. Siam weed (Chromolaena odorata) is considered invasive in India. Forms dense thickets on forest margins and in plantations, raises fuel load and fire risk, and suppresses native regeneration
Why is Siam weed a problem?
Forms dense thickets on forest margins and in plantations, raises fuel load and fire risk, and suppresses native regeneration
What can I plant instead of Siam weed?
Good native alternatives include Dhawai.