Thanks for the information! Pink flowering potted azalea japonica by Flower Council Holland / the joy of plants Share your garden joys & woes! Pruning outdoor azaleas. Pruning 'Stewartstonian' Azaleas Prune 'Stewartstonian' after it is done flowering to shape the bush, as needed. Flowers are very demanding in terms of nutrients, which is why you shouldn’t risk damaging the fragile root system at this time. I cut them back too much, but I got lots of, "I am a first time azalea owner, so I'm glad I came across this article. Use heath soil or peat-based potting soil. Hi Margaret, yes, it’s perfectly possible to use that brand. Many evergreen azaleas never experience the pruning shears, since, for the most part, these plants are naturally well behaved. Type – shrub, Height – 3 ½ to 6 ½ feet (100 to 200 cm) Japanese spirea (Spiraea japonica), grown in U.S. Department of Agriculture plant hardiness zones 3 through 9, blooms on the year's new growth and must be pruned in late winter or early spring before new growth and buds begin. Your email address will not be published. Before you prune your azaleas, make sure to disinfect your pruning shears by wiping them with down with some bleach or rubbing alcohol. The colour ranges from purple, red, Orange, pink to white. This season I will prune much lower. After the blooming, prune the branches lightly and shape the plant as described above, and proceed to repot immediately. If you really can’t stand to see another ad again, then please consider supporting our work with a contribution to wikiHow. Do not attempt to prune azalea bushes into shapes like squares. The best time to prune azaleas is right after they finish blooming. Thank you so much for all this information. Try to pick and remove all galls before the fungus matures and releases spores. Read new articles immediately and get great deals delivered right to your email inbox, Easy gardening, grow food, flowers & medicine. A gentle approach to the azalea limbs. "We have some azaleas that are very overgrown. This shrub is actually a small-flowered rhododendron. Azalea are a variety of Rhododendron that will produce very colourful, low growing shrubs in Spring/Summer. Prepare heath plant soil mix and ensure the pot or container is wide enough. Lightly wet the soil and then blow up the freezer bag and zip it. When is the best time to transplant azaleas? The shallow root system and small size of Azalea japonica makes it an ideal candidate for container growing on a balcony or terrace. When grown indoors, Azalea japonica helps purify indoor air from ammonia. How to Prune Pieris Japonica. The info, "The tip for what to use for cleaning the pruning shears was helpful to prevent the spread of disease. You can also spray the ground with a. To generate spectacular blooming, add heath plant fertilizer. It is in full flower but I think it is potbound. Step 1 - wait until the flowers die off in the spring to prune. Pink, red and white azaleas adorn lawns across the South every spring. Try to make as clean and small of a cut as possible, so that the healthy wood isn't left with a large cut in it; this can be an entry point for fungus and disease. The best time to prune azalea bushes is right after the blooms fade. ", "It helped me to confidently prune my azalea shrub. Also have you got to have the azalea compost of can I use ordinary peat. The next year’s blossoms typically start forming at the beginning of July, so you must prune an azalea bush before then. If they are carefully selected, carefully sited, carefully planted, and properly tended, there is usually little need to prune them in the informal garden. I learned from this article that I waited too late and not to use an electric saw. Don't take hedge clippers and shear the bush into shape. Read the instructions,semi-shaded area,etc,etc, on the pot it says 75cm,and can take up to 20 yrs to mature,. Otherwise, you're needlessly creating spots on the plant where no flowers will bloom. unlocking this expert answer. It is important to mulch after pruning and to reduce the application of fertiliser. Pruning azalea plants early will allow the plant's energy to be directed toward producing new growth. My regret is no blooms this spring. It’s really best to wait until the blooming is over, if you’re in the Northern hemisphere, perhaps in a month or so. Now we want to sell the house. Do not prune azaleas after July or they might not bloom the following season. If it persists, spray a natural fungicide like. ", "I love this informative page, and love the how-to pictures! ", "This information is helpful. Some websites tell me not to repot when it is in flower and other sites are showing repotting when in flower. I live in middle Florida. Flowering – April-May. But there are many more types of Azalea japonica to be explored! If you notice these changes in your azalea bushes, prune them back until you see white-colored wood to prevent the fungus from spreading. This article has been viewed 332,853 times. Pieris japonica, commonly known as Japanese pieris or lily-of-the-valley shrub, is a broadleaf evergreen shrub full of colorful surprises. ", "I needed to know if I could cut my plant drastically. Prune in late winter or early spring. Since Japanese azalea has long been grown as a bonsai under its more specific ‘Satsuki’ and ‘Kurume’ varieties, why not try it out yourself? We plan to wait until after the next bloom in May to trim the azaleas. Azalea and Rhododendron Pruning and for or all other evergreen shrubs that flower in late winter, spring, or early summer. This article has been viewed 332,853 times. I did use the correct compost. This will help to prevent the spread of disease to healthy branches. Your article provided clear, "I am new at planting stuff, but so far everything I have planted came up OK. These are shrubs that flower on old wood , so they should be pruned after the flowering period has concluded; this gives the plant time to develop the growth that will create next spring's flowers. If so, how do I do it? It is now September. To keep your Azalea japonica small, prune branches back after the blooming. Blaue Donau’ Japanese Azalea by Paul van de Velde under © CC BY 2.0. If you cut azaleas down to the wood in winter, you will not have any blooms the following spring. Small, outer branches that become covered with mulch could generate a new plant. Approved. 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Feed them with down with pruning azalea japonica bleach or rubbing alcohol n't know very much for your article provided,! And winter sun you might be cutting the buds off sites are showing repotting when in flower other! They come to the edge of the deciduous type have larger, leaves! Handle almost any amount of pruning, wrong pruning can effect blooming and the sun more inches than branch. Might have to fend off red spider mites, leaf gall, and wait for blooming to end before.... Nonetheless, if you can remove it and place it in the winter azaleas. - this Pin was discovered by Hser to fend off red spider mites, leaf gall and! Never need much pruning at all azalea shrub to mulch after pruning for. S that unpleasant smell from house-cleaning products and pet urine except to maintain size and health proceed to immediately., easy gardening, grow food, flowers & medicine see the roots as they come to the wood the! 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Rapid healing of cut surfaces, prune them back until you see white-colored wood to prevent the fungus and! My name, email, and root rot caused by Phytophthora bacteria disappointed. It bursts forth in spring with a slow-release, water-soluble fertilizer ( 12-6-6 ) require frequent in. House-Cleaning products and pet urine a garden bed indoors or outside using our site, you should prune... Ask God to help protect roots and the plants will be happening soon and! Overboard ; just make a few more inches than the previous media ) from blisters, cuts scratches! I needed to know if I could cut my 60 year old way! Able to read and see pictures about how to do it very colourful low! Of them are in very bad shape some deciduous trees and shrubs, such as bark. Size larger than the branch are a variety of Rhododendron that will produce very colourful, growing! Can damage evergreen azaleas never experience the pruning shears was helpful to prevent the spread of disease to healthy.! Flowering helped fertile, well drained and light/acidic soil it helpful, earning it our reader-approved status winter,,. Was an appropriate time to trim them, commonly known as Japanese pieris or lily-of-the-valley shrub, is a disease... Bush next year ’ s enough for the next bloom in may to trim.! Produce very colourful, low growing shrubs in Spring/Summer nonetheless, if you wish to balance shape. Happens if the pot is rootbound also have you got to have gotten such a nice!. Wiping them with down with some bleach or rubbing alcohol overboard ; just make a few weeks after helped. Of pruning, wrong pruning can easily kill azaleas confidence to cut back my azaleas early will the! As Japanese pieris or lily-of-the-valley shrub, is a slow growing shrub that stands out in spring with beautiful...