Compare minimum pruning and no pruning systems to make the best decision for your orchard.TRAINING young walnut trees occurs in the first 1 to 6 years in the life of an orchard. Traditionally it has been done using a modified central leader with a minimum pruning style; the basics are similar for standard spaced or hedgerow orchards. We believed for decades that if lateral bearing walnuts were not pruned, their growth would stall out from early cropping. Research conducted since 2004 investigating pruning versus non-pruning on young walnut tree growth and productivity however, has challenged that paradigm.
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