Compost or Not

Can I Compost Weeds?

Yes

Weeds can be composted.

What to Know

  • Most weeds can be composted, but there are some precautions to take
  • Avoid composting weeds with mature seeds or those treated with herbicides
  • Some persistent weeds like bindweed or couch grass may survive the composting process

Tips

  • Dry out weeds in the sun before adding to compost to kill seeds
  • For tough weeds, consider 'solarizing' by placing in a black plastic bag for a few weeks before composting
  • Always mix weeds with other compost materials for a balanced pile