Chard, Swiss
Symptom Cause  
Leaves wrinkled or curled; discolored, stunted, tend to fall off
Aphids
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Leaves chewed; black stringy substance left behind from feeding.
Black Blister Beetle
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Yellow/curled leaves; stunted leaves/ plants
Blight (fungus)
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Soft, watery spots on stems, or leaves; enlarge, mold forms
Chard Blue Mold (spanish downy mildew)
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White powder on leaf undersides; foliage wilts
Downy Mildew
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Tunnels in stalks
European Corn Borers
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Small holes in leaves near surface
Garden Springtail
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Tiny, black hopping insect, leaf holes
Potato Flea Beetles
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Leaves blotched with white trails
Spinach Leafminer
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Black spots, pitting on stem tips, buds, fruit
Tarnish Plant Bugs
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Holes chewed from outside to middle of leaves
Vegetable Weevil
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