Let the soil dry between waterings and avoid overwatering as it may cause fungal diseases or rot. The soil for your Begonia should always be moist. Salsa Rex begonia is a silver-leaf type that's variegated with shades of green and burgundy-red. Begonia rex plants can quickly get mildew or fungal diseases. The easiest method is to buy a humidifier. Allow fleshy cuts to dry for an hour before potting. Pot in well-draining soil and feed with a balanced fertilizer in the spring and early summer months. If planting outdoors, do so in May after frosts, but plant anytime indoors. Because you can only cut once, consider what you want to keep and what needs to go. How to Divide Bearded Irises. Silver Limbo is a compact, small-leafed variety that offers beautiful metallic-silver foliage that has purple-red backsides. Airy, light, fast-draining soil is best for rex begonias. The begonia foliage should be trimmed back, and the tubers can be dried and stored in a cool, dry location through winter, just as canna or dahlia bulbs are stored. Once a nice cluster of roots has formed, they can be potted as a separate plant in their own right. Step 3: Cut the rex begonia leaf. Whether you need to fix, build, create or learn, eHow gives you practical solutions to the problems life throws at you. Begonia rex plants are prone to mildew and fungi. Take a close look at the shape of your begonia first. Water when the top 1 of soil becomes almost dry about once a week. This stops any plant disease from spreading. Begonia roots are prone to rot immediately after dividing. Because they are susceptible to fungal infections, it is a good idea to limit the opportunity for those pesky diseases to establish a foothold in potting soils. This can take about two or three weeks. One of our favorite methods for creating high humidity is the pebble tray method. To be cautious, I always rinse all my supplies (and my hands) in a solution of 1 teaspoon bleach to 1 quart of water. Learn tips for creating your most beautiful home and garden ever. Dont forget to rotate your plant whenever possible, so all parts are getting equal amounts of light. Step 1: Gather your materials for propagating rex begonias. In most cases, it is easiest to divide a perennial plant by first digging and lifting the entire plant. How to Grow Tuberous Begonias Then, place the vase or glass containing the plant in a light and warm spot to provide the perfect growing conditions. There are a few different methods that can be used to propagate rex begonias, but the most common is stem propagation. Use as many as you need to hold the leaf flat. There are three types of begonia propagation: stem cuttings, leaf cuttings, and division. Using a shovel or flat-edged spade, slice completely around the outer perimeter of the plant, a few inches away from the foliage. Moisten the sphagnum with a sprayer, then cover with glass or plastic wrap to keep moisture in. Leave them in place until they start to get in the way. Place your Rex begonia in either a north or east-facing window to get bright indirect light indoors. Jon VanZile was a writer for The Spruce covering houseplants and indoor gardening for almost a decade. The Begonia rex is toxic to cats, dogs, and horses. To fix a leggy begonia, first, determine what is causing the overgrowth and then correct it by increasing light, temperature, or changing the plant's pot. Step 2 - Cut with a sharp knife. How to Divide 45 Favorite Perennials Begonias are prone to mildew and mold. Theyre perfect for the pastel plant lover. Fill the remainder of the container with the potting mix, carefully firming it up around the begonia and being sure not to plant any deeper than it was growing in its nursery pot. Can you divide Rex Begonias? Use a sharp knife and divide into as many pieces as you like, as long as each piece has at least one bud on it. Using a little bit of root tone and a small amount of fungicide to keep the roots healthy as they grow, you can propagate a Rex Begonia like a pro. Turn the begonia leaf back over and press it into the seed-starting mix. Grow them there until theyre big enough to put in the garden or transplant into more permanent pots. Flip the begonia leaf over and make a -inch cut across five or six of the largest veins with your knife. Propagating Begonia rex. As with other begonias, the rex and other foliage begonias prefer the same humid, gentle environment in which understory ferns thrive. It was published in 1857. They thrive on humidity but be careful if misting leaves that they don't stay too wet and encourage powdery mildew. It's best to divide the tubers in the early spring, after the buds have begun to swell. You can purchase this Rooting Powder in our retail store, The Plant Farm located in Spokane Valley, WA. Taxon 67(2): 267-323. All of that summer zeal will end up in the leaves, giving you a display of growth to be proud of. When to Start Seeds Indoors wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. This article has been viewed 38,009 times. Fertilise every two weeks with a liquid houseplant fertiliser. Step 1 - Find a suitable tuber. Begonia tubers increase in size each year and after three years or so, the flower display will begin to deteriorate. Step 1 Snip off flowers and older leaves first to give the division more energy for root growth. Find out how, in our step-by-step guide. Cut the germinated tubers longitudinally, each with 1 to 2 buds, and plant in a pot after the incision is dried. 50%. Rex begonias make excellent presents and are easy to divide. Most of the time, the roots should be easy to divide by hand. Plantophiles 2023 |UpVision GmbH | Privacy Policy | About us, Common Problems with the Begonia Rex (Pests and Diseases), Your Begonia Rex has Crispy Leaves or is Losing Leaves, Your Begonia Rex has Silver or Grey Spores, Your Begonia Rex has a White Powdery Substance. If it has, remove the rotten roots. Gather the items on the "Materials & Tools" list above. Provide the plant with plenty of bright indirect sun, but keep it out of direct sunlight and rotate frequently to expose it to equal light on all sides. When the plants are 3 inches tall and have at least two leaves, theyre ready to lift. When an infestation is too big for you to handle, consider pesticides. Open the containers lid once a week for 10 minutes to let the cuttings breath. . Direct sunlight can cause damage to this plant. Rex Begonia. How to propagate Begonia Rex from stem cuttings Take 4-6 in. We empower you to efficiently solve each new challenge and make your life better and easier. The Spruce uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. You should only allow the top inch or so of the soil to dry out before you water. Divide the vine into smaller pieces, ensuring each has at least two or three leaves. So what are you waiting for? Using a little bit of root tone and a small amount of fungicide to keep. Remove the diseased leaves. I like to take leaf cuttings because its so fascinating to watch a single leaf sprout a whole bunch of babies. Gather the items on the "Materials & Tools" list above. The original Rex Begonia had dark leaves with wonderful silver designs. Rex begonias grow from a rhizome, which is a root system that sprouts buds and roots to grow into the plant. Propagate leaf cuttings or sections of rhizome. Cover your container with its dome or plastic wrap. Rex Begonia plants are rhizomatous plants. Then, to keep the cuts in contact with the mix, start pushing T-pins through the leaf into the soil. 8 Causes of Polka Dot Plant Dying (And Solutions), Are Pebbles Good for Soil? Its not uncommon for a clipped cane to produce two new shoots, resulting in an overall thicker and bushier plant. Pruning and pinching will help you concentrate the growth of your plant and make it denser and bushier. When shopping for a new pot, choose one that is only an inch (2.5cm) or so wider across the top. I changed the water ones a week.Rubber plant propagation PART Ihttps://youtu.be/yXjvCQt5K0sRubber plant propagation PART IIhttps://www.youtube.com/watch?v=pBx3UjgMHPQ\u0026t=3sMonstera propagation https://youtu.be/Oa2Bdz14vJMInstagram https://instagram.com/lushgarden.lak?igshid=1awg76y1j643hThanks for clicking and I hope you've enjoyed this video!Stay tune for further updates. 3. They can also become sprawling because fast-growing stems frequently lack the strength to keep their heads up. Keep a Rex Begonia plants soil moist. The vast majority of begonias offered in the trade are hybrids so they cannot be accurately propagated from seed. If you see silver or grey spores on your plant, it has Botrytis Blight disease. Brush fungicide onto each cut surface of the roots to prevent disease. If your begonia is receiving adequate light but still reaching for the stars, the problem is one of temperature, and you must maintain your cool. Please note the tuber I split here in the images is nowhere large enough to need splitting but it is all I had on hand to demonstrate with! This is an easy method, and it doesnt cost much. It is also available online, visit our website at spokaneplantfarm.com.For over fifty years, our plants have been locally grown in Spokane Valley, WA. Underwatering is one of the most likely reasons your . - . {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/6\/6b\/IMG_20160613_180020-1.jpg\/460px-IMG_20160613_180020-1.jpg","bigUrl":"\/images\/thumb\/6\/6b\/IMG_20160613_180020-1.jpg\/420px-IMG_20160613_180020-1.jpg","smallWidth":460,"smallHeight":613,"bigWidth":420,"bigHeight":560,"licensing":"