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  • Why do boxwood leaves turn reddish-brown?

    Q: I used brownish-yellow soil that had previously been used to grow tea plants to plant small boxwoods last spring. Several months have passed, and the small boxwoods have gradually withered and appear to be dying. What is the cause? How can they be saved? A: In southern regions, tea plants are mostly grown in acidic yellow-brown soil. Whether growing large-leaf boxwood (Buxus megistophylla), melon-seed boxwood (Buxus sinica var. parvifolia), or sparrow-tongue boxwood, there is no problem of the soil being unsuitable. I estimate that what your unit planted is probably melon-seed boxwood. Because after autumn arrives the weather becomes dry, and combined with low winter temperatures and cold weather, some boxwood seedlings that have not yet developed a good root system