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. A systemic fungicide can help. 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. Begonias - University of Florida, Institute of Food and Agricultural Use a garden fork to dig a healthy wax begonia plant. Rex Begonia Plant - Care, Growing, Watering, Propagation 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. It can be a tattered, older leaf, but on the underside, the main veins should be plump and undamaged. Most of the time, the roots should be easy to divide by hand. Do not mist, increase humidity with humidifier or pebble tray. Always be careful during this process, you dont want to damage the Rex Begonia plants roots. The rex begonia is toxic to dogs, cats, and horses. Look for a healthy, full-grown leaf on the parent rex begonia plant. When it comes to repotting, your choice of potting medium is critical. Because they are not aggressive bloomers, they can tolerate less light than other begonias and will thrive under fluorescent lights. long stem cutting from a healthy Begonia Rex. By using our site, you agree to our. Rex begonias are beautiful and easy to propagate from leaf cuttings. Mist the soil as needed, so the cuttings stay moist, but don't keep them so wet that water stands on them. Can begonias overwinter indoors? - JacAnswers How long does it take a begonia tuber to How to start a new Virginia creeper from How to propagate and split perennial geraniums, Clemson University Extension: Growing Begonia Indoors. Maintain the soil moist until new growth emerges. On the other hand separating the rhizome takes the most work since you need to get the plant out of its container. Rex begonias are often troubled by powdery mildew and botrytis fungal disease. These resemble pink or red bumps, similar to the growing eyes on potatoes. Deer will eat the former and turn up their noses with the latter. Prefers partial shade and organically rich, moist but well-drained soils. Expect one or two plants per cut. First, let's talk about the best light for Cissus discolor when it is grown as a houseplant year-round. have carefully selected these products for their usefulness and quality. The roots should be completely covered in soil. Water sparingly and allow to drain. Provide 50% humidity. He is a professional writer whose articles on plants and horticulture have appeared in national and regional newspapers and magazines. You will want to be looking at the underneath side of the leaf. A tuber ready to divide should be large and also have at least two clear stems. . Then, to keep the cuts in contact with the mix, start pushing T-pins through the leaf into the soil. Begonias originated in the tropics and thrive in warm, humid climates. Ideal daytime temperatures are around 70 degrees Fahrenheit, nighttime temperatures around 60 degrees, and a constant humidity level around 50 percent. Use liquid fertilizer weekly at quarter strength or at half strength every two weeks. Repot in spring when the rhizome outgrows the pot. Brush off the excess soil and inspect the rhizome to find the buds. Cut the germinated tubers longitudinally, each with 1 to 2 buds, and plant in a pot after the incision is dried. Rex begonias are semi-tropical perennial plants native to Asia, usually grown as house plants. After youve pruned your begonia, it will begin to sprout new leaves. Use as many as you need to hold the leaf flat. The rhizome is cut apart and divided in order to propagate new plants. Check for rot in your cuttings once a week. Fill a small pot with moistened seed-starting medium. A brief period of unusual warmth will inspire your begonia to make the most of the summery conditions, resulting in a leggy plant. And some are smooth, some fuzzy. There are wide different Begonia rex varieties available: Begonia rex has vibrant foliage that ranges from red to green to purple with various patterns. A few stones may help keep the begonia leaf from curling up and away from the mix, as well. Here is where you will find the Rex begonias, Dragon Wing begonias, and other specialty ones like Eyelash begonias. This is a common method for dividing hardy begonias. Take a long stem cutting from a mature rex begonia plant with single foliage. You can use tape to keep the plastic wrap to the cutting. The water shouldnt flow over the pebbles. 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. In most cases, it is easiest to divide a perennial plant by first digging and lifting the entire plant. Start as many leaves as will fit in your tray or pot without the leaves touching. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. When the water evaporates, it creates moisture in the air. Regarding the Rex Begonia, you want to repot in a shallow pot. An older begonia may become leggy as the leaves on its older stems fall off. The truth is, dry leaves are a sign of over-watering. Rex Begonia - Geoponics It may seem brutal, but there really isnt much to it. Follow our step-by-step guide to dividing rex begonias and create the perfect gift for friends and family, while ensuring the continued health of your own plant. Tuberous, rhizomatous, and waxy begonias do not suffer as frequently as cane varieties, but long and malformed leaves can still be seen. They can also become sprawling because fast-growing stems frequently lack the strength to keep their heads up. 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. Its best to do your pruning in the warmer months when the plant is growing, too. 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. This is how you may get more of these wonderful plants for free. Compact grow lights are very common and simple to use and will provide your begonia with the light levels it requires to stay in one place rather than legging it off in search of a brighter day. What if I told you that you could propagate a bunch of beautiful rex begonias for almost nothing? To get rid of an infestation naturally, you should try neem oil. Grow them there until theyre big enough to put in the garden or transplant into more permanent pots. This is it! This means it wont absorb the fertilizer. Remove the diseased leaves. Then, to keep the cuts in contact with the mix, start pushing T-pins through the leaf into the soil. We are compensated for referring traffic and business to Amazon and other companies linked to on this site. Place your Rex begonia in either a north or east-facing window to get bright indirect light indoors. Have a lovely tuberous begonia who has been blooming well since August but is leggy now in December. The water will evaporate over time, keeping humidity in the air at all times. Begonia Listada Plant Care Best Practices, Scarlet Begonia (Begonia Coccinea) Best Care Tips | Plantophiles, [] The leaf surface has a mixture of colors ranging from green grass ting to red. How To Propagate Rex Begonia? - RayaGarden Plants are root bound when you can't insert a pencil into a drainage holes on the pot. The Garden Clinic A Rex Begonia can grow to be 12 to 18 inches in height. Provide 50% humidity. You can also use artificial lights for this Begonia. The seeds . Within minutes youll see plant pests popping up deceased. Rex Begonia Guide: How to Grow & Care for "Begonia rex-cultorum" {"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":"
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\nLicense: Public Domain<\/a>\n<\/p><\/div>"}, Can LED Lights Grow Plants? They assume that the plant needs more water. According to Cornell University, your Begonia is susceptible to this disease in wet or humid environments. At night, the temperature should never drop below 60F (16C). It is perfectly acceptable to lop off the entire top of your leggy begonia. Use as many as you need to hold the leaf flat. It suffocates the pests within only minutes. Porous soil allows excess water to drain instead of holding onto all that unneeded water. The most toxic parts of this plant grow underground. See those tiny plants unfurling? Youll only need to refill the tray with water once its empty. Rex Begonia House Plants - Begonia rex Picture, Care Tips For a Begonia, use regular houseplant fertilizer at half strength every two to three weeks in spring and summer. Active Interest Media Holdco, Inc. Copyright 2023. You could also put your leaf cuttings in an east window as long as the temperature stays consistently warm. Even though high humidity isnt required, it keeps the plant full, lush, and healthy. Salsa Rex begonia is a silver-leaf type that's variegated with shades of green and burgundy-red. Let the soil dry between waterings and avoid overwatering as it may cause fungal diseases or rot. Rex begonias are a special group, because we grow them for their beautiful leaves. Airy, light, fast-draining soil is best for rex begonias. The original leaf probably will have torn apart and may have even disintegrated. Cover your container with its dome or plastic wrap. Its easy to do, especially when keeping the soil moist. Propagating Begonia rex. Very good article. This begonia requires high humidity during the growing period. The easiest method to turn one Rex Begonia into two (or more) Rex Begonias is by dividing the . Stem cuttings are very simple. You can root these cuttings in perlite, potting soil, or any other sterile media. Spider mites love Begonias as well. The ULTIMATE Guide for Strawberry Begonia (Saxifraga) - Ukhouseplants When to Start Seeds Indoors This is because of []. You should fertilize your winter-blooming plants with a high-phosphorus, water-soluble fertilizer that contains little or no nitrogen. Open the containers lid once a week for 10 minutes to let the cuttings breath. As with other begonias, the rex and other foliage begonias prefer the same humid, gentle environment in which understory ferns thrive. Slice down several inches deepat least 6 inches for most plants and more for extremely large, well-rooted plants. But theyre covered in a cotton-like substance that protects them from outside forces. Ive cut each vein about an inch from the central vein in the photo above. 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? Youll also want to check the roots to ensure root rot hasnt started. Let me show you how to get more of these great plants practically free! You'll notice if the leaves of your lovely rex begonia begin to wilt, which is one of its most common problems. Dry, brittle leaves are a symptom of dry air. Make sure the water isnt running full blast. Published: Wednesday, 26 August, 2020 at 3:06 pm. Growth will slow in freezing temperatures and some types of begonias go into a dormant period during the winter due to lack of light. BBC Gardeners' World Magazine. Make sure you pack the soil tightly around the cutting. They need room to spread. The salt from the fertilizer can build up in the soil, causing serious fertilizer burn. I am going to walk you through how to propagate Begonia using root division and through leaf cuttings. Cultivars which are usually derived from Begonia tuberhybrida are a favourite of gardeners for their bright colours and long flowering season. Use a well diluted balanced plant feed monthly in the spring and summer. If you must use soils in your growing medium for any reason, make sure there is plenty of organic material scattered throughout to allow for proper drainage. Do not put a Begonia where it gets a southern or even a western exposure. When the plants are 3 inches tall and have at least two leaves, theyre ready to lift. It can be challenging to find just the right conditions for rex begonia to display its best leaf color. It should sit right under the top layer. Rex begonias grow from a rhizome, which is a root system that sprouts buds and roots to grow into the plant. Cut the leaf and stem from the main plant, then take off the leaf stem and throw it away so youre left with just the leaf. Once the roots have dried, its time to plant them. % of people told us that this article helped them. Painted-Leaf Begonia Plant Care: How to Grow Rex Begonia Typically grown for their beautiful leaf markings, most rex begonias have large leaves with intricate swirling patterns in a variety of colours including green, red, purple and silver. Rather, your plant is balding, which many older gardeners can certainly relate to! The best light for rex begonia vine when growing indoors. So what are you waiting for? My begonia is so leggy that I wonder if when I cut it I can cut the stems several times to propagate them? When it comes to fast-draining soil, porous soil works the best. Leave them in place until they start to get in the way. The vibrant colored leaves of a Begonia Rex start to fade and look bleached when it is getting too much direct sun. Here are some other cool Begonia species to check out. Dont remove the plastic wrap until a few new leaves have grown. To treat this disease, remove all infected leaves on the plant. University of Vermont Extension Department of Plant and Soil Science. A small amount of root-binding is ideal for keeping your plant compact and lush. Repot your begonias only when they are completely root-bound. Tropicals & Tender Perennials:Need advice dividing rex begonia How many Begonia rex plants can I put in one pot? Remove the stem with a sharp knife and slice the leaf into wedges, each piece with a main vein. Or pink with silver edges. Cover your container with its dome or plastic wrap. To create this article, volunteer authors worked to edit and improve it over time. Its a great way to get your begonia bushing out instead of legging it upwards. . To create this article, volunteer authors worked to edit and improve it over time. I like to take leaf cuttings because its so fascinating to watch a single leaf sprout a whole bunch of babies. After reading this, I am quite confident that I can now save my favorite plants, and to have many more! The original Rex Begonia had dark leaves with wonderful silver designs. Then go ahead and fill the tray with water. 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. Propagate by leaf cuttings or sections of rhizome No pruning is required. Look for a healthy, full-grown leaf on the parent rex begonia plant. Begonia rhizomes are sensitive to soggy soil or overwatering and may rot. I just call them all fancy-leaf begonias, but they divide into several structural groups: Fibrous-rooted ones have cane-like stems and often wing-like leaves. There are several ways to create humidity for any indoor plant. A temperature between 65-75F (18-24C) is ideal. If you do this too often, it can create powdery mildew. Then simply immerse the entire stalk in water. Its a natural oil and isnt known to harm many plants. Cut away any shrivelled or soft and rotten sections of the tuber and discard these. How to Water Houseplants Tuberous begonia. The humidity levels are too low (but don't mist the plant because rex begonias do not like wet foliage). The best time to divide is during the repotting period in the spring or summer. Other common problems caused by over-watering include yellowing leaves, fungi, and stunted growth. The Begonia tuberous plant creates beautiful pink flowers. Spider mites also feed on the sap from your plant. 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. Begonias for the garden have different cultivation needs so the notes below will help guide you to success. Pests love hopping from one plant to another. Grows up to 10-12 in. You need to remove all dead or harmed roots right away. The best temperature is 65-75F (18-24C). How to Divide 45 Favorite Perennials Then, to keep the cuts in contact with the mix, start pushing T-pins through the leaf into the soil. Fill the tray with damp potting mix and youre ready for the fun part taking the cuttings! Rex Begonia Seeds | Home Guides | SF Gate Make sure the plant never dries out. We empower you to efficiently solve each new challenge and make your life better and easier. This article is about how to care for Begonia rex. Simply keeping your new dense delight well-watered and well-lit will result in thicker, more luscious growth. Rex Begonia | Costa Farms How to Grow and Care for Begonia Rex Indoors - Homeplantsguide But if all the roots are rotten, there isnt anything you can do for the plant. Water when the top 1" of soil becomes almost dry about once a week. 6. . If it has, remove the rotten roots. Begonia 'Tiger Paws' (Eyelash Begonia) - Gardenia.net Take a transparent bottle half filled with water. Then spray your Begonia down with the oil. This site is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. Aggressive Drainage. You dont want it to take off again, so keep an eye on it. Once fall hits, the plant goes dormant. Are Begonias Deer Resistant & How To Keep Them From Eating Begonias A leggy begonia, like an adolescent, is one that is rapidly growing. How to Grow Tuberous Begonias Plant with the flat or concave section of the root facing up. This plant is only a semi-tropical plant. A small infestation isnt a big deal; once it grows, your plant can be in big trouble. Fill the plant pot with porous and fast-draining soil. Make sure you sit your plant a few inches away instead of sitting it right under the light. 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. Rex begonias can be bought at the following online retailers: Logees, Amazon and Etsy, and many other online and offline shops.