Great advice, Jennifer. EXCELLENT! I adore these flowers, but they will not grow in my clay alkaline soil....I even tried to amend the soil but no dice. As someone who has grown rhododendrons from the age of 16, in both NJ and Maine, very successfully, and by the thousands, I can speak with some confidence on this topic. Beautiful spring gardens, small or large, can be created beneath trees by planting these shrubs, along with other shade-tolerant plants like Camellias, Hol… But I have learned that zone 8 in Oregon or the Carolinas is not quite the same as zone 8 in Texas. Then cover the exposed root ball with mulch. Rhododendron Society folks turn up their noses at such "common" types, but in Grumpy's never-humble opinion, a live common plant beats a dead special one. What a gorgeous garden - great information - so hope that newbees, and those who've had troubles in the past find it....I'm thinking I'm going to tweet it, now that I have my new account! Unfortunately, growing rhododendrons in the South can be quite a challenge, unless you follow Grumpy's expert advice. Rhododendrons need moist, acid, loose, well-drained soil that contains a good bit of organic matter. I'm not sure, however, how well the rhododendron has survived this brutal winter. I have my rhododendrons between two large trees and my water runoff in the winter goes in their direction plus the fallen leaves from the large trees gathers at the base of the rhododendrons. In neutral pH soils, the plants will be unable to get sufficient iron and their leaves will become chlorotic. Rhododendrons and azaleas don't need a lot of care once they are properly established. Azaleas and rhododendrons can perform well in woodlands and under trees, but they cope best when they grow up along with the trees. The top of the root ball should be level with the surface of the ground and planting hole should be larger than the root ball. These are gorgeous, Jennifer!I especially love that pink-peach colored one. Rhododendrons are called the queens of the shade garden for good reason. There are low-growing ground cover azaleas, plants that grow from 1 to 2 feet, as well as plants that can grow up to 25 feet tall. Some rhododendrons eventually tower 100ft up into the air! Some rhododendrons are suitable for areas as far south as … How to Plant Rhododendrons . Unfortunately, growing rhododendrons in the South can be quite a challenge, unless you follow Grumpy's expert advice. No doubt they had selected the rhododendrons because their clusters of trumpet-shaped flowers were spectacular, but I had to wonder if they had any idea what they were in for. Thought I spotted some primroses in one of your pictures which made me wonder if you had been there in May. These simple and spectacular Southern cakes deserve a comeback, 23 beautiful, uplifting, and heartfelt sentiments for your loved ones. Choose the right plant. Finally, it is best to remove spent flowers as it prevents seed formation and encourages new growth. They require a very well draining, porous, and acidic soil. They get bigger than azaleas, 8 to 12 feet tall and wide (although I've seen our native Catawba rhododendrons towering 30 feet tall in the North Carolina mountains). What lovely photos. Choose heat-tolerant kinds. Because rhododendrons come in many different variations and can grow in diverse climates, you should have no trouble choosing the rhododendron that’s ideal for your garden. © Copyright 2020 Meredith Corporation. Fortunately, yes, you can cut an overgrown rhododendron back quite severely and thus reduce it to a more acceptable size. The typical heavy clay, poorly drained and high pH soils in many Chicago gardens can cause significant problems for … Powered by, A Fragrant Fall Beauty for Part-Shade/Shade, Atlantic Rhododendron & Horticultural Society, maintenance for Rhododendrons and Azaleas. 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