I have 4 large red tip photinias and the leaves have begun to yellow around the edges. What could the problem be?
Yellowing around the tips of plants can be a sign of several things. First I would suspect over watering and then it is hard to believe but under watering may also be the clue. You will know yourself, which it could be. If there is insect infestation look under the leaves and spray with a water and soap solution.. There may also be a lack of a particular nutrient. Since we still can stand another fertilizing application, and if the temperatures are NOT too high, I would give it some 10-10-10- and water in well or a spot of a water soluble fertilizer and see what happens. Mulch well and keep you eye on the plant. Photinias are susceptible to fungus and this might be the problem. Make sure you have good circulation around the plants. It is very difficult without an on site investigation. Q: My wife and I recently added a golden retriever puppy to our home in Palo Alto, CA, and our backyard is inhabited with foxtails, which we understand from our veterinarian to be very dangerous (and pot
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