How to prune 'costoluto genovese' tomato

Throughout the growing season starting at transplant. Pinch suckers cleanly by hand while small. Support leaders with stakes or a trellis. As the season progresses, remove the lower third of foliage to aid airflow and reduce soilborne splash.

Every 7–10 days during the growing season. 'Costoluto Genovese' is an indeterminate Italian heirloom tomato that grows vigorously and needs regular pruning. Remove suckers to maintain 1–2 leaders and improve airflow around the characteristically ribbed, lobed fruits. Good pruning practice reduces the risk of fungal disease in this naturally dense variety.

Pinch suckers cleanly by hand while small. Support leaders with stakes or a trellis. As the season progresses, remove the lower third of foliage to aid airflow and reduce soilborne splash.