The textured leaves grow in an array of rich colors that tend to be very dramatic when properly cultivated. In some mild-winter regions, Rieger begonias can be grown in the ground outdoors. Every option is spectacular, so choose a plant that will fit your personal aesthetics. Nebraska. Origin: Hybrid Light: Bright Filtered Light to partial shade Humidity Requirements: Medium to high Watering: Medium Pot Size: 6" Description: The ever popular rex hybrid "Escargot." 100% Upvoted. share. Watering the begonia rex requires close attention to detail and careful soil monitoring. Begonias with constantly wet leaves are susceptible to bacterial leafspot, which causes wilting and leaf loss. Begonias (Begonia spp.) By far the best-known … Sanitation and good soil drainage help control stem rot in begonias, according to the University of California Integrated Pest Management Program. Leaf spots of begonia are caused by a pathogen called Xanthomonas. Lynn Post #5664415. If your begonia rex has yellow leaves, chances are you have given it too much water. Not only will it grow well, but it will also produce vivid colors and variegation. Varieties include wax begonias (Begonia x semperflorens-cultorum) and tuberous begonias (Begonia x tuberhybrida). They also need a high concentration of humidity, anything between 50% and 70% is ideal. Of course, these are fussy begonias so lighting is going to be tricky too. For example, the Fireworks variety has silvery green leaves with contrasting purple and black markings. The sun will prevent the fungus from developing on the leaves or over the roots of the plant. If you want a truly unique begonia, pick the Escargot variety which has spiral leaves that curl like a snail. The Peperomia Obtusifolia is a succulent-like variety of Peperomia, originally found in the rainforests of South America. Some states, cities and counties require a professional license to apply certain chemicals. If the stems are becoming leggy and limp on your begonia and is stretching towards the light and it begins to grow very thin looking and tall; instead of bushy then it is not getting enough light. I grew this plant from a bit of rhizome and two leaves. What Are the Causes of Damping-Off in Begonias? Plant your rex begonias in a potting mix based in peat moss. As beautiful as it may be, it is not an easy plant to cultivate. Most rex begonia plants will reach a height of 1 foot at maturity. The rex begonia is prone to attacks from fungus gnats and aphids. Choose a well-drained site that is protected from wind and will be shaded most of the day. hide. The begonia rex loves humidity and plenty of indirect sunlight. M2 3HZ Use a soaker hose instead of overhead watering, which wets the leaves and promotes fungus growth. Their … The rex begonia is a native of Southeast Asia. © Copyright 2020 Hearst Communications, Inc. If your begonia doesn’t get enough light it won’t produce flowers and it won’t bloom profusely. Saturday & Sunday: 11:00AMâ3:00PM, GardenBeast⢠Copyright © 2019 - 2020 Kooc Media Ltd. All rights reserved. During this phase, they will shed leaves and stop growing. These include tuberous begonias (Begonia x tuberhybrida), which grow outdoors year-round in U.S. Department of Agriculture plant hardiness zones 9 through 11.Begonias … Aphids are attracted to new leaves on begonias due to their softness. The best way to treat fungus attacks on begonias is to remove the leaves that have been infected and make sure there is ample circulation around the plant. 1 comment. Among the various types of begonias, the Begonia rex are some of the most beautiful and stunning plants. Sometimes called painted-leaf begonias or fancy-leaf begonias, these plants are known for their showy, sometimes jaw-dropping leaf coloration. GardenBeast is an online publication which launched in 2019 with the aim of providing the latest news, in-depth how-to guides and reviews of popular products to help you make the most from your back yards and gardens. Judith Evans has been writing professionally since 2009, specializing in gardening and fitness articles. Infestations as soon as possible to prevent the fungus from developing on leaves... Plants to look limp upon arrival is doing so bad, the leaves and colors. That resemble bamboo in appearance just barely covering them few plants can collapse and die from advanced rot. Then she has an affinity with nature and loves to share her knowledge gained over a hundred hybrid! Small pots placed over a hundred different hybrid varieties do not move infected soil to a that... 1 foot at maturity leaves the plant will have, pinch off these flowers as as... Gardening and fitness articles a month now, no matter if I more/less. 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