Indoors, site your oleander in a conservatory, porch, or cool room in bright light or outside in a sheltered spot that gets sun for all or most of the day. Plant oleander in a good-sized pot using a soil-based potting compost such as John Innes no. During winter, reduce the frequency of watering as growth slows. Feed with a liquid fertilizer every two weeks or so from late spring to early autumn. Ideally prune in late winter or early spring but pruning can be done in autumn if necessary.
Start by removing any dead or damaged growth, then thin out crowded shoots. Cut back flowered shoots by half and remove a few centimetres of un-flowered shoot tips which will encourage bushy growth. Every spring, repot oleanders growing in pots, moving up to the next size of container. If plants are already in large pots, top-dress by gently scraping off the top cm of compost and replacing with fresh soil-based potting compost. Take cuttings in mid to late summer. Select leafy non-flowering shoots and take cuttings around 10 cm long, using a sharp knife to cut just below a leaf joint.
Cuttings also root readily when stood in water and can then be potted into compost when roots are well developed. The oleander tree grows fast to its mature height of about 20 feet tall, shooting up between 24 and 36 inches a year. It is a tough tree, tolerating heat, cold and poor soils to such an extent it can escape into the wild and become invasive.
Give it some sun and acidic soil and it needs little maintenance, other than pruning. Many prefer a compact, rounded oleander bush to a leggy tree and to accomplish this, you need to prune it. According to Floridata, most backyard oleanders are trimmed to about 10 feet. If you prefer a small tree, remove suckers and all stems but the strongest.
Prune oleander each year, taking out the oldest stems at ground level because unpruned plants can have thinner foliage and fewer flowers. To keep it short, just prune down individual stem tips to the desired size. While any shrub pruning requires a little know-how, pruning oleander is more complicated because of the plant's toxicity. Cut these away with pruning shears, just above the bumpy leaf node.
Trimming back above the node forces the oleander to create new clumps of branches making it appear thick and bushy. Trim back the tops of the oleander with long-handled pruning shears. Do not cut back more than one-third of the plant's original size. Stack up the trimmings, then bag them with heavy, plastic garbage bags. Haul away trimmed oleander immediately to avoid poisoning wildlife. Shape oleanders by cutting back new growth just above the leaf nodes.
This method of pruning forces one cut node to produce three new, fuller branches. Not Helpful 1 Helpful 8. My bush has never bloomed and now Feb the leaves are dead looking. Should I prune it now? No, wait until late spring, and some new branches and leaves should appear on dead looking parts. If this doesn't happen, your Oleander is dead. No, you better wait until the first leaves appear to spot dead parts. You can cut, but bigger pruning can only be done in late summer or early fall.
Include your email address to get a message when this question is answered. Consider how you want your oleander to look in relation to the plants around it. If it's getting in the way of another plant, trim it down. Helpful 0 Not Helpful 0. Don't be afraid to dramatically trim the oleander. It is a resilient plant that can take major reshaping.
Helpful 0 Not Helpful 1. If you don't notice any dead or damaged sections and you are happy with the way the plant looks, there is no need to prune. Oleander doesn't require pruning. Protect your skin when you are pruning, and make sure any others who could come in contact with the plant know its poisonous qualities. Helpful 4 Not Helpful 2.
Toxins from an oleander plant may remain in compost for more than a year, so do not compost any part of the oleander plant.
Helpful 1 Not Helpful 0. If you or your pet or child ingest oleander, get medical attention immediately. Helpful 2 Not Helpful 2. Related wikiHows How to. How to. More References 3. About This Article.
Co-authored by:. Co-authors: Updated: April 18, Article Summary X To prune oleander annually, snip off new shoots at the base of the plant in late summer or early fall to shape your plant and stimulate healthy growth. Deutsch: Oleander beschneiden. Bahasa Indonesia: Memangkas Oleander. Nederlands: Een oleander snoeien.
Thanks to all authors for creating a page that has been read , times. Reader Success Stories Anonymous Jul 6, I did not know that it could cause skin irritation and that it was important to wear gloves, and possibly even long sleeves, while trimming the plants. This was very helpful and important information. More reader stories Hide reader stories. Did this article help you? Cookies make wikiHow better. By continuing to use our site, you agree to our cookie policy.
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