How to prune purple majesty potato

Remove diseased stems immediately as spotted; otherwise allow tops to die back naturally in late summer. Cut diseased stems at soil level with clean, disinfected shears. Do not compost affected material. Leave healthy growth completely undisturbed.

Only as needed for disease control. Purple Majesty potato requires no routine pruning. The leafy tops are left to grow until they naturally senesce and die back, indicating the tubers are ready to harvest. Remove any obviously diseased or blight-affected stems promptly to limit spread, but otherwise avoid cutting healthy foliage, which directly fuels tuber development.

Cut diseased stems at soil level with clean, disinfected shears. Do not compost affected material. Leave healthy growth completely undisturbed.