Cotoneaster (Cotoneaster pannosus)
Cotoneaster (Cotoneaster pannosus)
Hawaii Pacific Weed Risk Assessment: 11 High Risk
Regulatory Status: Hawaii Noxious Weed List
Prevention and Control Category: N/A
Description
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Multi-stemmed shrub with arching branches. Can grow up to 15′ tall. Flowers are white or pink with five petals. Oblong leaves are 0.5 in – 1 in long and are a green-grey color with fuzzy bottoms. Fruit are a dull red when ripe and contain 1-3 seeds.
Impacts
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Invades pasture lands and native rain forests. Highly adaptable and germinates readily in shade.
Distribution
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Big Island and Maui: Cotoneaster is currently known to be found on Hawai’i Island and Maui.
What you can do
If you see this species, call 643-PEST and/or visit 643pest.org.
Look-alike Species:
Firethorn (Pyracantha angustifolia)- This shrub species is also invasive. It has similar flowers and fruits, but is covered in thorns.
For more information, see
- Cotoneaster pannosus information from USDA
- Haleakala National Park Invasive Plant Field Guide