Fruit Russeting
Fruit russet
18 host plants · Abiotic
Last updated
Golden apples develop brown netted russet patches, especially after cool, wet weather during bloom. Multiple causes include frost, viruses, spray materials, or powdery mildew. Late-maturing Golden strains like Criterion and Smoothee russet less; select these if russeting is chronic. Manage powdery mildew to reduce associated symptoms.
Grow cultivars less susceptible to russeting. The late-maturing 'Golden Delicious' strains, 'Criterion', and 'Hawaii' normally do not russet in mild, dry spring conditions.
Quick Reference
Agent Type
abiotic
Causal Agent
Fruit russet
Host Plants
18
Management
Cultural Controls
- Grow cultivars less susceptible to russeting. The late-maturing 'Golden Delicious' strains, 'Criterion', and 'Hawaii' normally do not russet in the Willamette Valley. 'Smoothee' (a 'Golden Delicious' strain) and most of the red apples have little russeting. Manage trees for powdery mildew. Check for uneven spray distribution or worn nozzles. Use only virus-indexed scion wood.
Host Plants (18)
Asimina triloba Common Pawpaw Custard Apple Eucalyptus cinerea Silver Dollar Eucalyptus, Silver Dollar Gum Argyle Apple Malus 'Indian Magic' Indian Magic Crabapple Malus 'Prairifire' Prairifire Crabapple Malus 'Snowdrift' Snowdrift Crabapple Malus atrosanguinea Carmine Crabapple Malus brandywine Brandywine Crabapple Malus floribunda Japanese Flowering Crabapple Malus fusca Pacific Crabapple Malus hupehensis Tea Crabapple Malus pumila Apple Malus robusta Cherry, Crabapple Malus sargentii Sargent Crabapple, Pigmy Crabapple Malus transitoria Transitoria Crabapple Pyrus calleryana Callery Pear Pyrus communis Common Pear Pyrus fauriei Pyrus fauriei Pyrus salicifolia Pyrus salicifolia
Sources & References
Data Maturity Baseline Extension data. Expert review underway.