WALLOWA COUNTY “A” LISTED WEED SPECIES
Bohemian Knotweed
Common Bugloss
Common Tansy
False Hoary Alyssum
Garlic Mustard
Giant Knotweed
Iberian Thistle
Italian Thistle
Leafy Spurge
Meadow Knapweed
Mediterranean Sage
Musk Thistle
Myrtle Spurge
Orange Hawkweed
Oregano
Perennial Pepperweed
Plumeless Thistle
Puncturevine
Purple Loosestrife
Ravennagrass
Rose Campion
Russian Knapweed
Scotch Broom
Spotted Knapweed
Tansy Ragwort
Welted Thistle
White Bryony
Whitetop
Yellow Flag Iris
Yellow Star Thistle
