This excavated root system is from a 40-year-old Concord own-rooted vine. PHOTOS COURTESY OF ALAN LAKSO Grapes, with their flowing vines and lack of inherent structure, are free spirits compared with tree fruits, which have a fairly rigid form and structure. Not surprisingly, grape roots are free spirits as well. So why should anyone care about grape roots and what they do? Since they take up the water and nutrients the vines need, provide carbohydrate and nitrogen reserves for the spring, and help regulate vine growth, they are a critical part of the plant. “Studying them is the hard part,” […]
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