Holly, Winterberry
Symptom Cause  
Leaves turn brown/black due to feeding. Rolled leaves, holes and tip dieback are additional symptoms.
Caterpillar of Holly Bud Moth
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Lower foliage looks burned
Dog Urine
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Lesions; dark spots or white coating on leaves; buds
Fungal Diseases
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Berries stay green all winter
Holly Berry Midge
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Berries fail to appear
Lack of Pollination
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Tip of leaves brown, internal larvae trails visible. Leaves can be distorted. Premature drop of leaves.
Leaf Miners
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Bark of trunk and roots gnawed
Mice
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Leaves stippled, yellow, dirty; webbing on interior stems of plant
Mite
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Bark of trunk and roots gnawed
Rabbits
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Leaves and branches encrusted with small bumps
Scale Insects
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Bark of trunk and roots gnawed
Voles
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Leaves mottled, yellow; tiny white insects feeding underside of leaves
Whiteflies
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Foliage damaged in winter
Winter Burn
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