Noxious daisy

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Noxious daisy

Unseasonably wet spring forcing weed managers to get aggressive
How to avoid weed’s spread

The weed grows 10 inches to 2 feet tall.
Flowers bloom from June to August.
Flowers are 1-3 inches in diameter with 15-30 white ray flowers.
Each flower head can produce 200 seeds.
Seeds may be viable for 38 years or more.
Oxeye daisy can reduce native plant diversity and degrade pastures and natural areas.
It grows in mountain meadows, grasslands, pastures, along streams, in gardens and along railways and roads.
Because it is attractive, oxeye daisy is included in many seed mixes, so consumers should read the label before planting so-called “native wildflower mixes.” The seed is sometimes called Leucanthemum vulgare.
Goats or sheep can be effective in the control of oxeye daisy.

Noxious daisy

Alexander Rea with the La Plata County Weed Department uses herbicide to tackle the infestation of oxeye daisies on Relay Road north of Purgatory. The infestation of the noxious weed is threatening to overtake Relay Creek.
The noxious weed oxeye daisy, left, has thicker leaves compared to the native daisy.
The noxious weed oxeye daisy, has spread across grassland near Needles, along U.S. Highway 550, and is choking out native plants.
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