Firethorn (Pyracantha)
Symptom Cause  
Leaves curled and discolored; honeydew evident on undersides of leaves, sometimes sooty mold forms
Aphids
>
Flowers and shoots wilt suddenly in spring
Fireblight
>
Foliage turns pale or mottled
Lacebugs
>
Leaves stippled, yellow, dirty; webbing on interior stems of plant
Mite
>
Holes in flowers; leaves rolled up
Rose Leafrollers
>
Black patches on leaves and fruit
Scab
>
Small bumps on leaves and branches
Scale Insects
>
Black powdery sooty mold fungus forms on honeydew;
Sooty Mold
>
Leaves and twigs webbed together
Webworms
>
Foliage damaged in winter
Winter Burn
>