Worst Garden Pests by Region
Our nationwide reader survey identifies the biggest insect offenders region by region.
By Barbara Pleasant
A high score (scale is 0 to 100) indicates the insect was reported to always or often pose problems, while a lower score indicates rare problems with that pest. Pests are listed from most to least troublesome, and highlighted squares indicate the worst two pests for the region. Read more about the most troublesome pests in Organic Pest Control: What Works, What Doesn’t.
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Central/Midwest
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Gulf Coast
|
Canada/New England
|
Mid-Atlantic
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North Central/ Rockies
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Pacific Northwest
|
Southern Interior
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Southwest
|
Slug
|
52
|
58
|
65
|
63
|
52
|
80
|
50
|
45
|
Squash bug
|
58
|
54
|
51
|
54
|
40
|
25
|
64
|
46
|
Aphid
|
46
|
61
|
47
|
49
|
58
|
66
|
59
|
60
|
Cabbageworm
|
49
|
39
|
57
|
50
|
53
|
37
|
50
|
29
|
Squash vine borer
|
58
|
63
|
47
|
52
|
27
|
19
|
61
|
28
|
Japanese beetle
|
57
|
31
|
57
|
62
|
24
|
21
|
52
|
22
|
Tomato hornworm
|
50
|
67
|
44
|
43
|
33
|
22
|
58
|
52
|
Cutworm
|
43
|
55
|
48
|
41
|
50
|
40
|
53
|
41
|
Grasshopper
|
50
|
56
|
39
|
42
|
65
|
35
|
58
|
51
|
Cucumber beetle
|
49
|
42
|
51
|
49
|
29
|
20
|
46
|
30
|
Corn earworm
|
43
|
42
|
40
|
42
|
42
|
19
|
47
|
33
|
Whietfly
|
36
|
57
|
34
|
36
|
39
|
40
|
46
|
49
|
Snail
|
34
|
57
|
43
|
44
|
32
|
60
|
45
|
48
|
Flea beetle
|
35
|
25
|
24
|
36
|
26
|
22
|
37
|
23
|
Colorado potato beetle
|
37
|
19
|
44
|
36
|
42
|
15
|
34
|
23
|
Leafhopper
|
33
|
38
|
31
|
28
|
28
|
23
|
41
|
33
|
Mexican bean beetle
|
22
|
19
|
24
|
25
|
15
|
9
|
29
|
13
|
Cabbage root maggot
|
22
|
19
|
27
|
21
|
27
|
24
|
22
|
14
|
Harlequin bug
|
18
|
22
|
15
|
22
|
19
|
12
|
27
|
16
|
Armyworm
|
21
|
28
|
11
|
16
|
18
|
7
|
24
|
11
|
Blister beetle
|
19
|
18
|
13
|
12
|
16
|
7
|
21
|
13
|
Onion root maggot
|
19
|
19
|
16
|
19
|
17
|
12
|
15
|
10
|
Carrot rust fly
|
16
|
15
|
17
|
17
|
16
|
20
|
12
|
10
|
Asparagus beetle
|
20
|
12
|
20
|
16
|
14
|
8
|
15
|
11
|
Contributing editor Barbara Pleasant gardens in southwest Virginia, where she grows vegetables, herbs, fruits, flowers and a few lucky chickens. Contact Barbara by visiting her website or finding her on Google+.