Other Invasive Weeds

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Even though Japanese knotweed seems to be running the show for the non-native, invasive weed group, there are many others and some much more common than you might think. On this page you can find information on these other weeds; how to identify them and how we can control/eradicate them for you.

Giant Hogweed (Heracleum Mantegazzianum)

Giant Hogweed

Giant Hogweed
  • Potentially harmful if sap comes into contact with skin and then exposed to the sun; blistering will occur.
  • Is similar to cow parsley with thick, purple blotched, bristly stems.
  • Can grow to 3.5m high and 1-2m wide.
  • Flowers are in umbels, white and flower heads can grow to 60cm wide.
  • Listed under The Wildlife and Countryside Act meaning it is an offence to cause it to grow in the wild.
  • Anti- Social Behaviour Orders can be served for the removal and fines issued if it isn’t.
  • We can control and eradicate this weed for you with our selected herbicide in just 2 years maximum with up to only 4 treatments.

Himalayan Balsam (Impatiens Glandulifera)

Himalayan Balsam

Himalayan Balsam
  • Listed under The Wildlife and Countryside Act meaning it is an offence to cause it to grow in the wild.
  • Anti- Social Behaviour Orders can be served for the removal and fines issued if it isn’t.
  • Can grow to heights of 10ft in just one year.
  • Flowers in early summer until autumn with purple/pink helmet shaped flowers.
  • Our herbicide will knock this back after just one treatment and with further treatments, can be completely eradicated.

Russian Vine (Fallopia Baldschuanica)

Russian Vine

fallopia baldschuanica
  • Climbs at an impressive rate, spreading over houses, other vegetation and trees.
  • Woody stems with triangular leaves, slightly heart shaped and 3-6cm.
  • Stems twine around just about anything.
  • This weed flowers between august and September with white flowers.
  • Listed under The Wildlife and Countryside Act meaning it is an offence to cause it to grow in the wild.
  • Anti- Social Behaviour Orders can be served for the removal and fines issued if it isn’t.
  • A couple of applications of our selected herbicide and it’ll be on its way out of the door.

Rhododendron (Hondodendron Ponticum)

Rhododendron (Hondodendron Ponticum)

Rhododenron
  • Listed under The Wildlife and Countryside Act meaning it is an offence to cause it to grow in the wild.
  • Anti- Social Behaviour Orders can be served for the removal and fines issued if it isn’t.
  • One of the most common invasive weed in the UK and dominates an impressive spread of land.
  • Evergreen shrub which prefers acidic soils.
  • Large, dull dark green leaves with purple/pink flowers.
  • Stems similar to a tree trunk but grow twisted and up to 5m in some cases.
  • We can eradicate this weed within 1 year (in most cases) with our selected herbicide.