Dr. Phyto

bilberry / wild blueberry

Vaccinium myrtillus

Diseases & pests on this plant

• mummyberry of blueberryMonilinia vaccinii-corymbosi

  Sudden wilting + browning of young blueberry shoots in spring (the diagnostic primary symptom), flowering shoots blackened + dropping, fruit replaced by grey-white pumpkin-shaped mummies at harvest (looks like the berry was sprayed with grey paint), mummies fall to ground + survive winter.

• grey mould (Botrytis)Botrytis cinerea

  Fuzzy grey mould on leaves and stems.

• Phytophthora root + crown rotPhytophthora cinnamomi

  Sudden wilting + collapse of mature trees during summer heat stress, dark sunken cankers at base of trunk often oozing dark sap, root system rotted away to small white feeder roots only, gradual general decline + sparse foliage 1-3 years before final collapse, characteristic V-shaped soil-line lesion when bark peeled back.