Whether there’s an effective pesticide for the two types of Rhododendron borers seems to depend on what extension service or licensed pesticide professional you ask, and in any case monitoring and prevention are the best next steps. Hurry Up and Wait . Once the plant no longer has to support that ailing tissue, it can divert energy its healthier sections. March 2015 in Problem solving. The shrub gets through the winter quite well and comes back every year; it also handles replanting very well. If you don’t water and mulch azaleas during hot dry days, the leaves will scorch and the plant will begin to fade. 5. While the above solutions offer a quick fix, you should still learn all you can about caring for the plant. Rhododendron is suffering from lack of water: often due to competition from tree roots. Rhododendrons are lovely plants with enchanting blooms that range from dark red to lavender. Sometimes you notice a few dead branches, yellow or dried out leaves and wonder if the rhododendron … Feed and water the plant and it will probably pick up. This will be in late spring or early summer, or whenever you notice its flowers dying and no new ones starting to grow. Soil acidity is measured by the pH scale. Soil is too alkaline (unlikely in Scotland) pH 6 and higher. Spread a compost over the root system and keep the soil moist with mulch. If you are just cleaning up your rhododendron or wanting to ensure that your plant gets new flowers next season, you can prune right after your rhododendron is finished blooming. Think about thinning the shade or moving the plant if it is suffering. Chalky soils tend to be pH 7-9. 7 in neutral. Rhododendrons are a beauty in the yard with their bright bold clusters of flowers in the spring. Rhododendron shrubs provide some of the most beautiful flower clusters in the mid- to late spring garden, making them prized plants in partially shaded landscapes all across the temperate United States. With age (some live 80 years) or limited light, rhododendrons can become leggy. Lena N Posts: 189. lopsided or misshapen, with long, barren branches, few leaves and few flowers. She was really healthy over spring and summer but since autumn her leaves and buds have turned brown and crispy and have fallen off. Hi. Can my dying rhododendron be saved? I wonder if anyone can offer some advice on what my rhododendron seems to be dying from please? Saving a drought-damaged rhododendron involves exercising patience and improving the shrub's growing conditions. If your azalea is dying, you need to apply a fish emulsion to revitalize the plant. Prune away any dying tissue. This can include anything as small as a single leaf or as large as an entire branch. Spray the leaves and stem of your rhododendron plant with insecticides. Cut out and destroy all affected tissue – or save a sample to send to a lab.
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