Pests & diseases › Raspberry Beetles
Raspberry Beetles
Small brown beetle whose grubs are the maggots you find inside raspberries and blackberries.
Symptoms
- Small cream grubs inside ripe berries
- Brown patches outside fruit
- Affected berries shriveling
Lifecycle
Adults emerge May–June.
What to do
- Pheromone traps
- Pick affected berries early
If it's bad
- Spinosad at petal fall
Stop it coming back
- Cultivate around canes in winter
- Fall-bearing varieties often escape worst damage
Crops it goes for
Plan the plot, track every sowing, cook the harvest
Sowing reminders and harvest forecasts for your own frost dates, the Seed Tin, Scan Centre for any label or packet, and the Potty Mouth Garden Club. Free to start.