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By National Gardening Association Editors
It's fall, and gardeners' thoughts turn to the wealth of colorful carrots maturing underground, in anticipation of the sweet flavor brought on by the warm days and cool...more
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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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