Master gardener and HGTV.com share tips for growing fruit trees.
You can identify pest damage in one of two ways: You see the insect or the damage it causes. Use chemical sprays only as a last resort. Where possible, try pest traps and barriers, biological controls and organic sprays first.
The wingless nymphs of box psyllids are covered in a waxy coat, and found inside the ball-shaped shoot tips in spring. Control the pest by cutting off affected growth; discard.
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