1 of 113

Agronomy CDE

Weed Identification

2 of 113

Choose the correct answer

  • A. Canada Thistle
  • B. Common Cocklebur
  • C. Field Bindweed
  • D. Sow Thistle

​

  • Click to see correct answer

3 of 113

Correct Answer

  • A. Canada Thistle

​

4 of 113

Choose the correct answer

  • A. Bull Thistle
  • B. Lambsquarters
  • C. Crown Vetch
  • D. Prickly Lettuce

​

​

  • Click to see correct answer

5 of 113

Correct Answer

  • B. Lambsquarters

6 of 113

Choose the correct answer

  • A. Velvet Leaf
  • B. Black nightshade
  • C. Nutsedge
  • D. Sow thistle

​

​

  • Click to see correct answer

7 of 113

Correct Answer

  • B. Black nightshade

8 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Cheat grass
  • C. Quackgrass
  • D. Wild Oats

​

  • Click to see correct answer

9 of 113

Correct Answer

  • C. Quackgrass

​

10 of 113

Choose the correct answer

  • A. Broadleaf Plantain
  • B. Prickly Lettuce
  • C. Puncturevine
  • D. Velvetleaf

​

​

  • Click to see correct answer

11 of 113

Correct Answer

  • Broadleaf Plantain

​

12 of 113

Choose the correct answer

  • A. Chickweed
  • B. Lambsquarters
  • C. Field Pennycress
  • D. Shepardspurse

​

​

  • Click to see correct answer

13 of 113

Correct Answer

  • A. Chickweed

​

14 of 113

Choose the correct answer

  • A. Broadleaf Plantain
  • B. Mallow
  • C. Smartweed
  • D. Velvetleaf

​

​

  • Click to see correct answer

​

15 of 113

Correct Answer

  • B. Mallow

​

16 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Cheat grass
  • C. Cagongrass
  • D. Wild Oats

​

​

  • Click to see correct answer

17 of 113

Correct Answer

  • C. Cagongrass

18 of 113

Choose the correct answer

  • A. Canada Thistle
  • B. Crown Vetch
  • C. Milkweed
  • D. Nutsedge

​

​

  • Click to see correct answer

19 of 113

Correct Answer

  • C. Milkweed

20 of 113

Choose the correct answer

  • A. Black nightshade
  • B. Bull Thistle
  • C. Crown Vetch
  • D. Leafy Spurge

​

​

  • Click to see correct answer

21 of 113

Correct Answer

  • B. Bull Thistle

​

22 of 113

Choose the correct answer

  • A. Bull Thistle
  • B. Field Pennycress
  • C. Mullein
  • D. Yellow Foxtail

​

  • Click to see correct answer

23 of 113

Correct Answer

  • C. Mullein

​

24 of 113

Choose the correct answer

  • A. Barnyard grass
  • B. Common milkweed
  • C. Cheat grass
  • D. Johnsongrass

​

  • Click to see correct answer

25 of 113

Correct Answer

  • A. Barnyard grass

26 of 113

Choose the correct answer

  • A. Chickweed
  • B. Field Dodder
  • C. Purslane
  • D. Redroot pigweed

​

​

  • Click to see correct answer

27 of 113

Correct Answer

  • C. Purslane

​

28 of 113

Choose the correct answer

  • A. Chickweed
  • B. Field Bindweed
  • C. Prickly Lettuce
  • D. Ragweed

​

​

  • Click to see correct answer

29 of 113

Correct Answer

  • D. Ragweed

​

30 of 113

Choose the correct answer

  • A. Cocklebur
  • B. Curly dock
  • C. Green Foxtail
  • D. Sowthistle

​

​

  • Click to see correct answer

31 of 113

Correct Answer

  • A. Cocklebur

32 of 113

Choose the correct answer

  • A. Cheatgrass
  • B. Cogongrass
  • C. Quackgrass
  • D. Wild Oats

​

​

  • Click to see correct answer

33 of 113

Correct Answer

  • D. Wild Oats

​

34 of 113

Choose the correct answer

  • A. Mullien
  • B. Morning Glory
  • C. Sunflower
  • D. Sow Thistle

​

​

  • Click to see correct answer

35 of 113

Correct Answer

  • C. Sunflower

​

36 of 113

Choose the correct answer

  • A. Broadleaf Plantain
  • B. Buckhorn Plantain
  • C. Common Mallow
  • D. Field Sandbur

​

​

  • Click to see correct answer

37 of 113

Correct Answer

  • B. Buckhorn Plantain

​

38 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Mallow
  • C. Quackgrass
  • D. Wild Garlic

​

​

  • Click to see correct answer

39 of 113

Correct Answer

  • D. Wild Garlic

​

40 of 113

Choose the correct answer

  • A. Crabgrass
  • B. Johnsongrass
  • C. Quackgrass
  • D. Smartweed

​

​

  • Click to see correct answer

41 of 113

Correct Answer

  • A. Crabgrass

​

42 of 113

Choose the correct answer

  • A. Broadleaf Plantain
  • B. Curly Dock
  • C. Jimsonweed
  • D. Velvetleaf

​

​

  • Click to see correct answer

43 of 113

Correct Answer

  • B. Curly Dock

44 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Cheatgrass
  • C. Wild Oats
  • D. Wooly cupgrass

​

​

  • Click to see correct answer

45 of 113

Correct Answer

  • D. Wooly cupgrass

​

46 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Field Sandbur
  • C. Leafy Spurge
  • D. Silver Nightshade

​

​

  • Click to see correct answer

47 of 113

Correct Answer

  • A. Crown Vetch

48 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Field Bindweed
  • C. Morningglory
  • D. Nutsedge

​

​

  • Click to see correct answer

49 of 113

Correct Answer

  • B. Field Bindweed

50 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Bull Thistle
  • C. Field Sandbur
  • D. Jimsonweed

​

​

  • Click to see correct answer

​

51 of 113

Correct Answer

  • C. Field Sandbur

​

52 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Leafy Spurge
  • C. Puncturevine
  • D. Wild Carrot

​

​

  • Click to see correct answer

53 of 113

Correct Answer

  • D. Wild Carrot

​

54 of 113

Choose the correct answer

  • A. Chickweed
  • B. Field dodder
  • C. Nutsedge
  • D. Shepardspurse

​

​

  • Click to see correct answer

55 of 113

Correct Answer

  • B. Field dodder

56 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Cogongrass
  • C. Johnsongrass
  • D. Quackgrass

​

​

  • Click to see correct answer

57 of 113

Correct Answer

  • C. Johnsongrass

​

58 of 113

Choose the correct answer

  • A. Barnyardgrass
  • B. Giant Foxtail
  • C. Johnsongrass
  • D. Wild oats

​

​

  • Click to see correct answer

59 of 113

Correct Answer

  • B. Giant Foxtail

60 of 113

Choose the correct answer

  • A. Canada Thistle
  • B. Dandelion
  • C. Morningglory
  • D. Sunflower

​

​

  • Click to see correct answer

61 of 113

Correct Answer

  • B. Dandelion

​

62 of 113

Choose the correct answer

  • A. Field Pennycress
  • B. Field Bindweed
  • C. Morningglory
  • D. Russian Thistle

​

​

  • Click to see correct answer

​

63 of 113

Correct Answer

  • A. Field Pennycress

​

64 of 113

Choose the correct answer

  • A. Barnyard Grass
  • B. Cogongrass
  • C. Giant Foxtail
  • D. Yellow Foxtail

​

​

  • Click to see correct answer

65 of 113

Correct Answer

  • D. Yellow Foxtail

​

66 of 113

Choose the correct answer

  • A. Field Bindweed
  • B. Morningglory
  • C. Prickly Lettuce
  • D. Wild Mustard

​

​

  • Click to see correct answer

67 of 113

Correct Answer

  • D. Wild Mustard

​

68 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Field Dodder
  • C. Horse nettle
  • D. Velvetleaf

​

​

  • Click to see correct answer

69 of 113

Correct Answer

  • C. Horse nettle

​

70 of 113

Choose the correct answer

  • A. Buckhorn Plantain
  • B. Giant Ragweed
  • C. Milkweed
  • D. Leafy Spurge

​

​

  • Click to see correct answer

71 of 113

Correct Answer

  • B. Giant Ragweed

​

72 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Curly Dock
  • C. Jimsonweed
  • D. Leafy Spurge

​

​

  • Click to see correct answer

73 of 113

Correct Answer

  • C. Jimsonweed

​

74 of 113

Choose the correct answer

  • A. Dandelion
  • B. Ground Cherry
  • C. Leafy Spurge
  • D. Nutsedge

​

​

  • Click to see correct answer

75 of 113

Correct Answer

  • C. Leafy Spurge

​

76 of 113

Choose the correct answer

  • A. Field pennycress
  • B. Horsenettle
  • C. Kochia
  • D. Puncturevine

​

  • Click to see correct answer

77 of 113

Correct Answer

  • C. Kochia

​

78 of 113

Choose the correct answer

  • A. Cogongrass
  • B. Green Foxtail
  • C. Johnsongrass
  • D. Wild Oats

​

​

  • Click to see correct answer

79 of 113

Correct Answer

  • B. Green Foxtail

​

80 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Field Dodder
  • C. Prostrate Spurge
  • D. Smartweed

​

​

  • Click to see correct answer

81 of 113

Correct Answer

  • C. Prostrate Spurge

82 of 113

Choose the correct answer

  • A. Chickweed
  • B. Cocklebur
  • C. Field Sandbur
  • D. Nutsedge

​

  • Click to see correct answer

83 of 113

Correct Answer

  • D. Nutsedge

​

84 of 113

Choose the correct answer

  • A. Field Bindweed
  • B. Field Dodders
  • C. Leafy Spurge
  • D. Morningglory

​

​

  • Click to see correct answer

85 of 113

Correct Answer

  • D. Morningglory

​

86 of 113

Choose the correct answer

  • A. Dandelion
  • B. Ground Cherry
  • C. Morningglory
  • D. Sunflower

​

​

  • Click to see correct answer

87 of 113

Correct Answer

  • B. Ground Cherry

​

88 of 113

Choose the correct answer

  • A. Field pennycress
  • B. Milkweed
  • C. Morningglory
  • D. Silver nightshade

​

​

  • Click to see correct answer

89 of 113

Correct Answer

  • D. Silver nightshade

90 of 113

Choose the correct answer

  • A. Curly Dock
  • B. Dandelion
  • C. Ground Cherry
  • D. Wild Onion

​

​

  • Click to see correct answer

91 of 113

Correct Answer

  • D. Wild Onion

​

92 of 113

Choose the correct answer

  • A. Crown Vetch
  • B. Curly Dock
  • C. Kochia
  • D. Prickly lettuce

​

​

  • Click to see correct answer

93 of 113

Correct Answer

  • D. Prickly lettuce

​

94 of 113

Choose the correct answer

  • A. Cheatgrass
  • B. Cogongrass
  • C. Quackgrass
  • D. Wild Oats

​

​

  • Click to see correct answer

95 of 113

Correct Answer

  • C. Quackgrass

96 of 113

Choose the correct answer

  • A. Chickweed
  • B. Mullein
  • C. Jimsonweed
  • D. Redroot pigweed

​

​

  • Click to see correct answer

97 of 113

Correct Answer

  • D. Redroot pigweed

​

98 of 113

Choose the correct answer

  • A. Dandelion
  • B. Ground Cherry
  • C. Field bindweed
  • D. Velvetleaf

​

​

  • Click to see correct answer

99 of 113

Correct Answer

  • D. Velvetleaf

​

100 of 113

Choose the correct answer

  • A. Chickweed
  • B. Field Pennycress
  • C. Mallow
  • D. Prostrate Knotweed

​

  • Click to see correct answer

101 of 113

Correct Answer

  • D. Prostrate Knotweed

​

102 of 113

Choose the correct answer

  • A. Bull Thistle
  • B. Ground Cherry
  • C. Nutsedge
  • D. Russian Thistle

​

​

  • Click to see correct answer

103 of 113

Correct Answer

  • D. Russian Thistle

104 of 113

Choose the correct answer �

  • A. Chickweed
  • B. Field Pennycress
  • C. Horsenettle
  • D. Tansy Mustard

​

​

  • Click to see correct answer

105 of 113

Correct Answer

  • D. Tansy Mustard

​

106 of 113

Choose the correct answer

  • A. Field Bindweed
  • B. Ground Cherry
  • C. Puncturevine
  • D. Redroot pigweed

​

​

  • Click to see correct answer

107 of 113

Correct Answer

  • C. Puncturevine

108 of 113

Choose the correct answer

  • A. Field Pennycress
  • B. Ground Cherry
  • C. Jimsonweed
  • D. Smartweed

​

​

  • Click to see correct answer

109 of 113

Correct Answer

  • D. Smartweed

​

110 of 113

Choose the correct answer

  • A. Lambsquarters
  • B. Purslane
  • C. Puncturevine
  • D. Shepardspurse

​

​

  • Click to see correct answer

111 of 113

Correct Answer

  • D. Shepardspurse

​

112 of 113

Choose the correct answer

  • A. Dandelion
  • B. Prickly Lettuce
  • C. Sowthistle
  • D. Velvetleaf

​

​

  • Click to see correct answer

113 of 113

Correct Answer

  • C. Sowthistle

​