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Make sure the medium is evenly moist but not wet or soggy. 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. So what are you waiting for? Place your plant or bury the rhizome in a shallow container filled with rich, aerated plant mix. How to Grow Tuberous Begonias Dont be afraid! Once fall hits, the plant goes dormant. Turn the begonia leaf back over and press it into the seed-starting mix. See those tiny plants unfurling? (6 Useful Methods of Use). The leaves are narrow and spotted white. If you see silver or grey spores on your plant, it has Botrytis Blight disease. 100K views 9 years ago In the video, Alan of The Plant Farm talks about the unique Rex Begonia and how to propagate it. But most come with leaves in a pretty pink with blackened edges. Divide the plant by prising the root ball apart from the top, being careful to keep buds on each section. Blight plant disease is challenging to battle. Soil Airy, light, fast-draining soil is best for rex begonias. If you give them more than an inch, theyll take a mile, and in this case, the mile in question is straight up. Straight perlite is very easy for starting new rhizomes. Prefers partial shade and organically rich, moist but well-drained soils. 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. But if all the roots are rotten, there isnt anything you can do for the plant. 6. And the soil should be porous and fast-draining soil. Here are some tips for the most common plant problems youll encounter. The easiest method is to buy a humidifier. Porous soil allows excess water to drain instead of holding onto all that unneeded water. Its best to do your pruning in the warmer months when the plant is growing, too. Find out how, in our step-by-step guide. Gently remove the begonia from its container and immediately transplant it into the new medium. Care guide highlights: Known as the painted-leaf begonia, Begonia rex performs quite well in standard potting mix with the addition of peat moss or leafmold for increased acidity, in bright to moderate light with good ventilation and high humidity, higher, in fact, than other begonias. This is a common method for dividing hardy begonias. You can root these cuttings in perlite, potting soil, or any other sterile media. Begonias require less light than most house plants. Simply keeping your new dense delight well-watered and well-lit will result in thicker, more luscious growth. How to Divide Bearded Irises. Grow them there until theyre big enough to put in the garden or transplant into more permanent pots. Keep in mind youll want to use distilled water for this plant. Move your Begonia Rex to an eastern exposure and the new leaves will be fine. A leggy begonia appears bare, with an insufficient amount of foliage. And some are smooth, some fuzzy. Even though high humidity isnt required, it keeps the plant full, lush, and healthy. The problem is that a rex begonia with some leaves bitten off is really a disaster on the gardening front. The soil should always be moist. Divide a Rex begonia when it begins to outgrow its pot or once the plant is at least three years old if you want to add more begonias to your houseplant collection. Spider mites love Begonias as well. This is it! Dividing and conquering the fastest-growing genus: Towards a natural sectional classification of the mega-diverse genus Begonia (Begoniaceae). All you have to do [], Begonia Venosa Care - Guide To Plant Success | Plantophiles, [] you are interested in Begonia, other Begonia to have a look at are Begonia Rex, Begonia Darthvaderiana, Begonia [], Begonia Cucullata Care: Here's What You Need to Know | Plantophiles, [] can also gradually move your Begonia into lower light as time goes on, but keep in mind you will have to adapt it to bright light in the [], Begonia Bipinnatifida Care: Here's What's Important | Plantophiles, [] this Begonia is also very prone to powdery mildew and other fungal and bacterial diseases. This moisture goes straight to your plant since it sits atop the water source. Use liquid fertilizer weekly at quarter strength or at half strength every two weeks. This article will show you the easiest way to propagate a rex begonia leaf. Join our Facebook Group About Houseplants and Gardening, propagate using water as a medium for Begonias, Mars Hydro VG80 Seedling LED Grow Light Review, 11 Worst Signs of Anthurium Root Rot Fix Anthurium Root Rot. You will want to be looking at the underneath side of the leaf. When peat moss is unavailable, Ive had success substituting coir or sphagnum moss for it in this blend. Cut the leaf into wedges to do so lay the leaf flat on your work space. http://www.gardengatemagazine.com/articles/how-to/divide/how-to-propogate-rex-begonias-from-leaf-cuttings/, How to Root Succulents with Leaf Cuttings, How to Propagate Rex Begonias from Leaf Cuttings. You Might Also Like: Fill the tray with damp potting mix and youre ready for the fun part taking the cuttings! But theyre covered in a cotton-like substance that protects them from outside forces. Now that weve restored your radiant beauty, lets look at how to keep that legginess from reappearing. They bloom in several colors, including pink, orange, and red. Brush off the excess soil and inspect the rhizome to find the buds. External Information Resources (NCBI . wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. These flowers have a slight resemblance to roses. How to Make a Kokedama. Begonias are just as at home in a pot as they are in the garden. Why are the leaves on my Begonia rex fading? You dont want it to take off again, so keep an eye on it. When shopping for a new pot, choose one that is only an inch (2.5cm) or so wider across the top. Pot in well-draining soil and feed with a balanced fertilizer in the spring and early summer months. Keep a Rex Begonia plants soil moist. Flip the begonia leaf over and use your knife to make a 12-inch cut across five or six of the main veins. It's best to divide the tubers in the early spring, after the buds have begun to swell. This Begonia species have leaves with a fun fuzzy feel. You Might Also Like: A great way to prevent powdery mildew is through a spray mix you can make at home. Avoid putting a pin through a main leaf vein, or that vein may not root. If you have a hanging basket or a table-top pot of . It grows 8 inches tall and wide. Rex begonias do best in moderate temperatures (60 to 70 degrees Fahrenheit) and moderately high humidity (around 50 percent). Place your Rex begonia in either a north or east-facing window to get bright indirect light indoors. Your begonia has indicated this need by stretching its leaves in the direction of a brighter light source. Begonia rex 'Putzey' came into cultivation as a stowaway plant that germinated on an orchid which was imported into England at the height of the Victorian plant collecting fever. Allow the top layer of soil to become completely dry in between waterings. By signing up you are agreeing to receive emails according to our privacy policy. I like to take leaf cuttings because its so fascinating to watch a single leaf sprout a whole bunch of babies. a Few Hardy Begonias @ The rex begonia is toxic to dogs, cats, 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 plants pot. These strange plant pests are soft-bodied. Divide rex begonia in early spring right before the plant begins growing again. It needs bright, but indirect sunlight and the soil should always be slightly moist. Allow fleshy cuts to dry for an hour before potting. Begonia rex plants are prone to mildew and fungi. Painted-leaf begonia can be propagated in different ways, including: Leaf cuttings; Stem cuttings; Dividing the rhizome; Of the three, the most common is leaf cutting because it requires less work to set up. 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. Unlike other houseplants, bigger plant pots are better. If you grow cane or wing begonias, give this technique a try with them, as well! Dip each piece into hormone rooting powder and shake off the excess. How to Root Succulents with Leaf Cuttings Its a natural oil and isnt known to harm many plants. Taxon 67(2): 267-323. Its beautiful leaves are sensitive to direct sunlight. Spray your plant down every three weeks or so. Plant with the flat or concave section of the root facing up. Cover your container with its dome or plastic wrap. A temperature between 65-75F (18-24C) is ideal. There are a few different methods that can be used to propagate rex begonias, but the most common is stem propagation. Plus, there will be minimal damage to your plant. Stick to the plan above, and your bundle of twigs will be restored to its verdant glory in no time. Fading leaves on a Begonia rex indicate too much direct sunlight. How to Grow Rex Begonia Rex begonias are grown from seed and require about four months to reach maturity before being ready for flowering. You can test the moisture with your finger. By clicking Accept All Cookies, you agree to the storing of cookies on your device to enhance site navigation, analyze site usage, and assist in our marketing efforts. I mist mine daily and water the soil once a week. If your plant is turning brown, with brittle leaves/dead leaves, it is likely to be one of three causes. Like many other Begonias, the Begonia rex is susceptible to several plant issues. To be cautious, I always rinse all my supplies (and my hands) in a solution of 1 teaspoon bleach to 1 quart of water. Use a well-draining soil mix to care for Begonia rex and provide bright indirect light. While begonias are prone to becoming leggy, there is a relatively simple fix that can result in even more begonias! Keep your leaf cutting near 70 degrees and give it plenty of humidity. Begonia rex is toxic to pets such as cats, dogs, and horses, according to ASCPA. You can use a mixture of perlite, vermiculite and peat moss, if you prefer. And the Begonia rex isnt the only wonder species out there. But you can also propagate this plant through leaf cuttings. Fill containers with fine-textured potting mix and moisten it. This stops any plant disease from spreading. Begonia rex Taxonomy ID: 200043 (for references in articles please use NCBI:txid200043) current name. . Its important to pay careful attention to your plant so you can fix any problems as they arise. All rights reserved. Needed good info to prune and appreciate this info as I am not as good a plant person as my sister who gave me this plant. Rex begonias need thorough watering but should not be overwatered. It contains Soluble calcium oxalates. After you've resolved the initial problem, prune your plant from the top-down, removing the leggy parts. Start as many leaves as will fit in your tray or pot without the leaves touching. By cleverly planting multiple plants in the same space, each with sprouted cuttings from the parent plant, you can give the appearance of a bushier plant. Trimming a cane begonia allows you to remove up to two-thirds of any stem without fear of killing the plant. On the other hand separating the rhizome takes the most work since you need to get the plant out of its container. Develop the tech skills you need for work and life. Your begonia, regardless of variety, requires partial shade to bright, indirect light to thrive. To treat this disease, remove all infected leaves on the plant. How to split begonias? If you can squeeze water from the medium, it is too wet. Ideal daytime temperatures are around 70 degrees Fahrenheit, nighttime temperatures around 60 degrees, and a constant humidity level around 50 percent. Grows up to 10-12 in. It can affect the animals breathing and cause excessive drooling. A small amount of root-binding is ideal for keeping your plant compact and lush. You can care for the leaf-cutting as you do the original Begonia rex. However, while they do best in partial shade and indirect light, this is not the same as no light at all. Begonia tubers increase in size each year and after three years or so, the flower display will begin to deteriorate. This is especially true in warmer weather more on that later. Ensure it bears at least one leaf node. Its easy to do, especially when keeping the soil moist. The rhizome is cut apart and divided in order to propagate new plants. Avoid putting a pin through a main leaf vein, or that vein may not root. Propagate by leaf cuttings or sections of rhizome No pruning is required. How to Divide Bearded Irises Pin the leaf down so that each cut makes good contact with the seed-starting mix. Post #8301529 Quote CindyMzone5 Hobart, IN Jan 10, 2011 Should I try to evenly divide the roots so that all of the clumps have some roots? Thank you! 2. Keep the temperature setting at about 70 degrees. Let the soil dry between waterings and avoid overwatering as it may cause fungal diseases or rot. Salsa Rex begonia is a silver-leaf type that's variegated with shades of green and burgundy-red. Lift the Rex begonia tuber from the pot with a spade or your hands. Have a lovely tuberous begonia who has been blooming well since August but is leggy now in December. You want to switch out the saturated soil for fresh, moist soil. The easiest way is to run a faucet or hose over the roots. Other varieties may not require as much vigorous pruning, but even the most delicate begonia will benefit from having its overgrown stalks and stems trimmed back. Sow so the surface of the tuber is right at or right beneath soil level. Jun 1, 2021 - Rex begonias make excellent house plants, and are easy to divide so you can gift them to friends. There is nothing you can do for the old damaged leaves. Protecting your leaf cutting from harm while it starts to root is important. Using a little bit of root tone and a small amount of fungicide to keep. Fertilize your begonias. This means they steal the hydration and nutrition from the plant. Let the surface of the soil get dry to the touch before watering. Rex begonias grow from a rhizome, which is a root system that sprouts buds and roots to grow into the plant. After reading this, I am quite confident that I can now save my favorite plants, and to have many more! Take a transparent bottle half filled with water. Most of the time, the roots should be easy to divide by hand. You should avoid freezing temperatures at all times. Step 2: Take a leaf cutting from your rex begonia. It isnt too good to be true! Rex begonias are herbaceous perennials in zones 10-12 so they are treated as annuals or houseplant specimens in Connecticut. Cut the stem off all the way back to the base of the leaf. Ive cut each vein about an inch from the central vein in the photo above. When an infestation is too big for you to handle, consider pesticides. Step 2: Take a leaf cutting from your rex begonia. Rex begonia can be difficult to grow because of its need for high humidity. But because they propagate so easily, it's a simple matter to keep a steady supply of healthy plants by creating new plants from cuttings. Maintain the soil moist until new growth emerges. Step 1 Snip off flowers and older leaves first to give the division more energy for root growth. You will need pruning shears (This is the one I use), and I would recommend a jar or bowl of water for larger cuttings more on that later! For a Begonia, use regular houseplant fertilizer at half strength every two to three weeks in spring and summer. Keep it out of direct sunlight, but in a warm, well-lit spot. There are a few plant pests that love the Begonia rex. This makes them easier to work with because theyre easier to see. But don't let the soil become overly dry or the plant will begin to wither. Clip just above growth nodes to give the plant something to work with as it grows new leaves. Here is where you will find the Rex begonias, Dragon Wing begonias, and other specialty ones like Eyelash begonias. Keep the seeds in temperatures of between 70 and 75 degrees Fahrenheit until they germinate. About Press Copyright Contact us Creators Advertise Developers Terms Privacy Policy & Safety How YouTube works Test new features NFL Sunday Ticket Press Copyright . A Rex Begonia can grow to be 12 to 18 inches in height. Cut the germinated tubers longitudinally, each with 1 to 2 buds, and plant in a pot after the incision is dried. A temperature between 65-75F (18-24C) is ideal. After youve trimmed your plant to the desired height, pinch off new growth sprouting at the top on a regular basis. She is a Master Gardener and lead gardener in a Plant-A-Row, which is a program that offers thousands of pounds of organically-grown vegetables to local food banks. Once your plant is soil-free, you must wash off the roots. Take a close look at the shape of your begonia first. 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. Make sure the plant never dries out. How to Water Houseplants Because your begonia cannot afford to produce both stems and leaves, it focuses on stems in the hope of achieving better illumination. Include your email address to get a message when this question is answered. Let me show you the secret to propagating rex begonias from leaf cuttings. Well walk you through both methods step-by-step down below. When choosing your pot, a good general rule of thumb is no more than 20cm across the top for each begonia. The soil should be watered to feel slightly, but evenly moist. Rex begonias can also be propagated by pinning a leaf to the bedding mix and making small incisions in the leaf veins or by inserting a leaf (with a petiole) directly into the soil. But you should always test a small area of your plant to be on the safe side. Begonia rex Putz. Water Rex begonias like regular water but hate being overwatered. 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. This is an easy method, and it doesnt cost much. Rex begonias are rhizomatous plants that grow from a, When the rhizome begins to butt up against the sides of the pot, however, it's time to. Or pink with silver edges. Common Issues with Strawberry Begonia. When to Start Seeds Indoors Step 2 - Prepare the New Location. Thanks to all authors for creating a page that has been read 38,009 times. Then, to keep the cuts in contact with the mix, start pushing T-pins through the leaf into the soil. The Rex Begonia originates in areas without salt in the water. Provide 50% humidity. But they will also let you know if they feel that their water, light, and soil conditions are a bit off for their liking. Theyre full of chemicals, so its important to test an area of your plant before using it. What if I told you that you could propagate a bunch of beautiful rex begonias for almost nothing? The rex begonia vine can be grown as an indoor plant or as an outdoor plant, though it will not survive cold temperatures outdoors. Youll also want to check the roots to ensure root rot hasnt started. Move your plant to a shadier area. Lopping your begonias over-extended stems and pinching out its errant growth, as drastic as it may appear, is the most effective way to bring that growth back under control. You need to remove all dead or harmed roots right away. One of our favorite methods for creating high humidity is the pebble tray method. Begonias, according to conventional wisdom, benefit from smaller-than-average pots. These plants are grown almost exclusively for their foliagetheir blooms tend to be small and less showy and many growers pinch off blooms to maintain breathtaking leaf displays. According to Cornell University, your Begonia is susceptible to this disease in wet or humid environments. Brush off the excess soil and inspect the rhizome to find the buds. Rex Begonia Crispy Leaves Just as Begonia's do not do well if overwatered, it is also important to ensure that your plant does not dry out and die of thirst. Fill an 8-inch diameter pot with well-draining soil mix. Do begonias winter inside? It contains soluble calcium oxalates. Then go ahead and fill the tray with water. Cover your container with its dome or plastic wrap. Expect one or two plants per cut. You can use tape to keep the plastic wrap to the cutting. The rex begonia requires at least 50 perecnet humidity and careful watering that keeps the soil moist but not too wet. The vast majority of begonias offered in the trade are hybrids so they cannot be accurately propagated from seed. You can also propagate rex begonia from water. 4. Gently transplant the babies into 3-inch pots. Check for rot in your cuttings once a week. Find out how, in our step-by-step guide. Start as many leaves as will fit in your tray or pot without the leaves touching. This article has been viewed 38,009 times. 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