Flashcards
Weed PCA Exam

Cards in this deck (43)
- 1—Yellow starthistle
Winter Annual
Poisonous to animals
- 2—Yellow starthistle
Winter Annual
Poisonous to animals
- 3—Redroot pigweed
Summer Annual
- 4—Redroot pigweed
Summer Annual
- 5—Coast fiddleneck
Winter Annual
Poisonous to animals
- 6—Coast fiddleneck
Winter Annual
Poisonous to animals
- 7—Common chickweed
Winter Annual, but can survive in foggy coastal areas year-round
- 8—Common chickweed
Winter Annual, but can survive in foggy coastal areas year-round
- 9—Russian thistle
Summer Annual
Dispersed seed with tumbling plant parts
- 10—Russian thistle
Summer Annual
Disperse seed with tumbling plant parts
- 11—Russian thistle
Summer Annual
Disperse seed with tumbling plant parts
- 12—Morning glories
Summer Annual or perennial
- 13—Purple nutsedge
Perennial
- 14—Spotted spurge
Summer annual
- 15—Spotted spurge
Summer annual
- 16—Spotted spurge
Summer annual
- 17—Black medic
Winter or summer annual
(can behave as a short-lived perennial)
- 18—Black medic
Winter or summer annual
(can behave as a short-lived perennial)
- 19—Filaree
Winter annual
Burs/spiked seeds catch in animal fur
- 20—Filaree
Winter annual
Burs/spiked seed catch in animal fur
- 21—Henbit
Winter annual/Biennial
- 22—Henbit
Winter annual/Biennial
- 23—Mallow
Fall or winter annual
- 24—Mallow
Fall or winter annual
- 25—Bermuda buttercup
Perennial
- 26—Wild oat
Winter annual
Burs/spiked seeds catch in animal fur
- 27—Common knotweed or prostrate knotweed
Perennial
- 28—Common knotweed or prostrate knotweed
Perennial
- 29—Common knotweed or prostrate knotweed
Perennial
- 30—Common purslane
Summer annual
- 31—Black nightshade
Summer annual
Poisonous to animals
- 32—Black nightshade
Summer annual
Poisonous to animals
- 33—Common cattail
Perennial
Pappus-bearing seeds for wind dispersal
- 34—Stinging nettle
Perennial
- 35—Stinging nettle
Perennial
- 36—Puncturevine
Summer annual
Burs/spiked seeds catch in animal fur
- 37—Puncturevine
Summer annual
Burs/spiked seed catch in animal fur
- 38—Foxtail barley grass
Short-lived Perennial
Cool season
Burs/spiked seed catch in animal fur
- 39—Hare barley grass
Winter annual
Burs/spiked seeds catch in animal fur
- 40—Hare barley grass
Winter annual
Burs/spiked seeds catch in animal fur
- 41—Hairy Fleabane
Summer Annual or biennial
Pappus-bearing seeds for wind dispersal
- 42—Hairy Fleabane
Summer Annual or biennial
Pappus-bearing seeds for wind dispersal
- 43Weeds poisonous to animals (5)Jimsonweed
Nightshades
Common groundsel
Coast fiddleneck
Yellow starthistle