There are hundreds of cultivars of B. rex to choose among, usually classified by leaf size—small (three inches or less), medium (three to six inches), or large (more than six inches). Using Root Division . The escargot begonia is a one of the most popular Rex Begonia hybrids. She explains the process: Rhizomatous cuttings. This can be done by tip cutting, by rhizome, or by leaf cuttings. A rhizome is a thickened stem from which leaves arise. Origin: The initial species, B. rex, originated in the forests of northern India.Today, there are countless cultivars derived from this species enjoyed around the world. Begonia Leaf Cuttings Easy Propagation Method Begonia Leaf Cuttings are the easiest way to propagate these plants such as the beautifully foliaged Rex types as they really have no significant stems to work with. Propagating a Begonia rex doesn’t have to be difficult. The reason for this is its stunning spiral-like pattern on its leaves that look like the tiny snails. ChaCheeB May 3, 2018 4:41 PM CST. Rex Begonias are not difficult to divide and propagate, which comes in handy as individual plants usually don’t have a very long lifespan. Begonias can also be propagated directly through seeds. It has a high success rate, and new plants are formed in about 6 months. one side larger than other. As such, it gets its nickname. Contents. The easiest method to turn one Rex Begonia into two (or more) Rex Begonias is by dividing the rhizome. It's also an easy and quick way to make new plants of begonia species. Different Types of Rex Begonia Plant . Rex begonias grow from a rhizome, which is a root system that sprouts buds and roots to grow into the plant. Propagate by seed or tip cuttings. How to Propagate Rex Begonias. It’s best to discard the plant and start over with a healthy one. Propagation by cuttings is done by obtaining … Let the soil dry between waterings and avoid overwatering as it may cause fungal diseases or rot. The rhizome is cut apart and divided in order to propagate new plants. Most rex begonias grow from rhizomes on or near the soil surface, and have shallow feeder roots. Photo - Eve81/Shutterstock.com . Select a healthy leaf. Wedges of leaf tissue that contain at least one main vein take root in moist, warm soil, creating a tiny plantlet that then grows into a new plant. By BBC Gardeners' World Magazine. I'd like to propagate this plant, but don't have 6 months to do a leaf cutting propagation technique. This species is typically propagated by leaf cuttings. The first thing you do is to dig up your Begonia rex plant. Being that the plant is rhizomatous, it is important to pay close attention to the soil and root care to ensure the plant has the best chance of proper development. Begonia propagation is an easy way to keep a little bit of summer all year long. They grow from rhizomes underground, hence the name. Rhizome cuttings can be made any length. Cut off the leaf stalk, then, using a sharp blade, carefully cut through the major veins, spacing cuts about 2.5cm (1in) apart. The leaves grow on short leaf stalks, from the plant’s underground rhizomes. This method involves cutting leaves in multiple places across leaf veins. More infos: the black leaves are from a cultivar named Begonia × rex-cultorum “Dark Mambo”. Does anyone know how I could propagate this plant using … It’s usually an easy process if you know what steps to take. Like cane, shrub and other stem cuttings however, you do have to use cutting with nodes. A table displaying which months are best to sow, plant and harvest. Remove the stem with a sharp knife and slice the leaf into wedges, each piece with a main vein. Preparing rex begonia leaves for propagating is a matter of preference because you have several approaches, all of which result in root formation. Leaf cuttings are the easiest method of propagating rex begonias. Columbus, OH . Sunday, 24 March, 2019 at 3:00 pm . Divide the rhizome to develop more new plants. 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. We’re going to walk you through how to propagate using root division. Propagation: Propagate by leaf cuttings, stem cuttings, or rhizome division. Remove dead leaves promptly and keep the soil surface free of debris to avoid disease problems. Rex begonias (Begonia Rex-cultorum group), with their large, colorful leaves, can be propagated from leaf cuttings or seeds. Around 1850, this species was introduced into cultivation and rapidly became popular as a houseplant. Rhizome cuttings are a type of stem cutting. Choose newly matured leaves. Views: 1296, Replies: 6 » Jump to the end. Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec; To do; To do: J Do not To do in January F Do not To do in February M Do not To do in March A Do not To do in April M Do not To do in May J … Begonia is a genus of tender perennial flowering plants, in the family Begoniaceae. Rhizomatous begonias sprout from a thick, fuzzy stem-like structure, or rhizome, which grows on the surface of the soil. This article will describe the various ways to propagate begonias through cuttings. Propagating Rex Begonia. Rooting cuttings to form new plants is basically a type of cloning. Use either a single piece of rhizome (stem) with a … Related plants How to grow Begonia × hiemalis from cuttings Begonia Rex Propagation Steps. Rex begonias don’t mind being a bit root bound, but repotting each spring is beneficial to the plant. The resulting hybrids are often known in the trade only by fancy trade names dreamed up by growers looking to market their plants. Dip each piece into hormone rooting powder and shake off the excess. Joan enjoyed growing Rex begonias so much she began propagating them herself. We’ll also teach you how to propagate this plant using leaf cuttings. Semi-tropical in origin, they are ideal for life outdoors in warm, humid climates such as Sydney. Fibrous begonias have roots like most plants. Martin's Mystery was my first back in Feb '06. Increase your stock of rex begonias by taking leaf cuttings. I had several pots of Rex Begonias this summer that I grew outside for their coloured leaves and because they tolerate quite deep shade. There are different methods of propagating begonias based on their group category. Wax begonias are propagated with stem cuttings and leaf cuttings. Tuberous begonias produce a fleshy tuber at the base of the stem, similar to a bulb. There are two main types of rhizomatous Begonia: the Asian ones, which include Begonia rex and which are hard to grow successfully in Sydney as long-term plants; and the South American ones, which do brilliantly in our climate, and which are discussed here. The Rex cultorum group originated from an Indian species, Begonia rex. These are herbaceous perennial plants with watery stems and mainly asymmetrical leaves i.e. After seeing how one of our local begonia club members did almost all her propagation that way and knowing I have had problems with this particular begonia, I gave it a try and became a champion on this method. Rex and rhizomatous group: - Most of the rex groups are evergreen, rhizomatous begonias, though some have a tuberous character. Is Rhizomatous Begonia Different from Tuberous Begonia? The first thing you must know before propagating begonias is that there are three basic types: fibrous, rhizomatous and tuberous. You may get several cuttings depending on the size of your leaf. Most rex begonias sold today are named hybrids, although they are not always labeled as such. Begonia Rex-cultorum group, (bah-GO-nyah). In the illustration the rhizome is cut into two inch sections. About the Rex Begonia. Signs of a problem usually show at the base of the plant first where black, mushy lesions develop on the lower leaves and stems. Simply put a leaf cutting in a mixture of moist peat moss and perlite and wait for it to root. How to Care for Rhizomatous Begonias. Rex begonias require high humidity and heavy fertilization during the growing period. Before cutting a rex begonia leaf to propagate … Interestingly, Rex begonias are tolerant of juglone toxicity produced by black walnut trees. Propagating begonias is actually quite simple and easy. I've been experimenting with propagating begonias for a few years but never knew I could water root a leaf until last year. Tuberous and rhizomatous begonias can be propagated through their tubers and rhizomes. Rhizomatous begonias range in size from quite small to immense with 3-foot (1 m.) leaves, although their size is in breadth not height. Rhizomatous begonias have similar roots to normal plants but produce large puffy rhizome out of which the roots grow. Leaf cuttings of certain types such as Begonia masoniana and B. rex hybrids may be taken in May or June. Rex begonia hybrids, in the case of your plants, have been developed to feature beautiful, unique leaf shapes, markings and colors. Instead, its green, purple leaves are the stars. Then place the leaf with its top surface uppermost on a seed tray of sandy cuttings compost. Rex Begonias are beautiful tropical foliage plants, but they are expensive to buy. Above: Begonia rex ‘Red Tango’ mixes well with other shade- and humidity-loving plants such as asparagus ferns and geraniums. Ask a Question forum: How to propagate a Rex Begonia from a rhizome. Conditions: Considered perennials in tropical and semitropical climates, Rex begonias are frost tender and typically grown as annuals or houseplants in North America. Rex Begonia Plant Propagation. I have a somewhat large Rex Begonia Plant and I am in need of two. By dividing/propagating plants you can continue to enjoy them throughout the years. Growing Rex Begonias Indoors. Prevention is as easy as following a proper watering schedule and water only when the top of the soil is dry. They are actually a type of rhizomatous begonia. Known most for their ornately shaped and colored leaves, rhizomatous begonias (those growing from swollen underground stems called rhizomes) propagate readily from leaf cuttings. Rooting tips (the plant tops) is simple, and can be done in much the same way as rooting tip cuttings for other plants (see, for example, the lesson on kohleria).). The easiest and most straightforward way to propagate rex begonias is by whole leaf cuttings. The leaf pieces are laid flat on the planting medium, and plantlets will form along the cut edge. Fortunately they're part of the rhizomatous begonia group and that means you can take leaf-cuttings and save money. These plants were noted for their dark leaves with prominent silvery grey bands. Unlike many begonias that people are familiar with, this one isn’t known for its large, colorful showy flowers. Rex begonias (Begonia rex) are tropical plants, prized for their colorfully patterned and intriguingly shaped leaves.Although they are at home in a shady garden, they are also popular as houseplants.Many people collect and display several varieties. When the soil is kept too wet, root rot can develop in Rex begonias. To make new copies of begonia hybrids, cuttings are the only way they can be reproduced. Most rhizomes can be rooted directly into your potting mix without any special considerations. Propagate by leaf cuttings or sections of rhizome; No pruning required. 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