How to prune la ratte fingerling potato

Remove diseased stems immediately as spotted; allow healthy tops to die back naturally in late summer. Remove diseased haulm at soil level with clean, disinfected scissors; dispose of in waste — never compost. Leave all healthy foliage in place.

Only as needed for disease management. La Ratte fingerling potato requires no pruning. The plant's foliage is left to grow fully until it naturally dies back, signaling that the delicate, waxy fingerling tubers are ready to lift. Remove only diseased or blight-affected stems promptly. Cutting healthy tops early substantially reduces the yield of this prized French heritage variety.

Remove diseased haulm at soil level with clean, disinfected scissors; dispose of in waste — never compost. Leave all healthy foliage in place.