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By Charlie Nardozzi
The advantages of using organic mulch to blanket soil around trees, shrubs, and perennial plants are many: Mulch moderates soil temperature and makes a more favorable...more
Iris borers cause foliage to be ragged and yellow-streaked and rhizomes soft and mushy. The tunneling in the rhizome allows rot diseases to invade. To control, dig up, remove, and destroy severely infected rhizomes.
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