• AGM plants

    AGM plants have been through a rigorous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases
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Ambrosia artemisiifolia

ragweed

  • Other common names ragweed
    bitterweed

    blackweed
    carrotweed
    hayfever weed
    hogbrake
    hogweed
    Roman wormwood
    stammerwort
    stickweed
    tasselweed
    three-lobed weed
    wild tansy

    see more
  • Family Asteraceae

  • Name Status RHS Accepted name

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