Troubleshooting
Turnip problems — and how to fix them
Turnip (Brassica rapa) is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Woody roots
Harvested too late or grown in dry conditions.
Flea beetles on leaves
Pinprick holes; use row cover.
Cabbage root fly
Larvae in roots; use cardboard collars or netting.
Bolting in heat
Plant for spring or autumn harvest.
Hollow centre
Boron deficiency or drought.
Prevent turnip problems before they start
Most turnip issues are care-mismatch, not bad luck. Dial in the basics:
Turnip problems — FAQ
Why is my turnip woody roots?
Harvested too late or grown in dry conditions.
Why is my turnip flea beetles on leaves?
Pinprick holes; use row cover.
Why is my turnip cabbage root fly?
Larvae in roots; use cardboard collars or netting.
Why is my turnip bolting in heat?
Plant for spring or autumn harvest.
Why is my turnip hollow centre?
Boron deficiency or drought.