Sanitation and good soil drainage help control stem rot in begonias, according to the University of California Integrated Pest Management Program. If it is droopy or gangly, adjust the … Their … It's one of the BIG® series of hybrids (part Angelwing Begonia and part Begonia semperflorens) with an arching, upright habit and well-branched stems that hold … Most begonia types, except for some hybrids, prefer partial shade. Botrytis Blight: … With a sharp, sterile knife, cut the stem at an slight angle (try to match the angle of the leaf), 1"-1½" inchs from the leaf. This begonia is doing so bad, the leaves are soggy, and limp—but not falling off. Too much water, however, can cause the leaves to turn yellow, so take care to ensure they have moist but not soggy soil. Wet leaves can encourage the growth of fungus on the leaves or bacterial leaf spot. During this phase, they will shed leaves and stop growing. ), Pennsylvania State University Extension: Begonia Diseases, University of Georgia College of Agriculture and Environmental Sciences: Rhizoctonia, University of California Integrated Pest Management Program: Gray Mold, University of California Integrated Pest Management Program: Pythium Root Rot. Use a soaker hose instead of overhead watering, which wets the leaves and promotes fungus growth. Proper growing conditions help prevent fungus diseases, including stem rot. Also, when I bought this begonia it was in rough shape to being with. Begonias such as Begonia Rex and Begonia metallica are popular houseplants grown for their attractive foliage or flowers. Remove dead plants and plant parts from the soil, and do not move infected soil to a new planting bed. It is a rhizomatous plant which means that the main part of the plant erupts from the fleshy rhizome that grows under the top layer of soil. report. Botrytis stem rot symptoms include a soft, brown rot in begonia stems, with gray, fuzzy Botrytis spores in the rotting stem tissue. WeeNel Ayrshire Scotland, United Kingdom Oct 13, 2008. Rex Begonia plants are prized by homeowners and home gardeners for their colorful foliage. Among the various types of begonias, the Begonia rex are some of the most beautiful and stunning plants. The begonia rex is a beautiful plant that will add depth and color to any room in your home. Make sure the stem is at least an inch or two long. The fertilizer should be properly balanced and water-soluble. MondayâFriday: 9:00AMâ5:00PM Hollie has written for a number of publications and is now the resident garden blogger here at GardenBeast. 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 … Nice new leaves on the Begonia rex ‘fairy’ – gotta keep the soil moist or the whole plant goes limp #begonia #begoniarex #rexbegonia #houseplants #plantlove #foliage #indoorplants #plantlife… @houseplantjournal April 26, 2016 Do not propagate from infected plants. It takes about a month for the cutting to form roots and another four weeks for the plantlet to emerge. Just make sure not to use an insecticide spray on the begonia directly. Pinching the leaves off of these plants encourages better leaf growth. Rex begonias produce small flowers that are pink or white and usually have few petals. The advice given here … They are not essential and can actually result in smaller, less vibrant leaves. If you want a truly unique begonia, pick the Escargot variety which has spiral leaves that curl like a snail. 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. Save my name, email, and website in this browser for the next time I comment. Company No.05695741 This beautiful plant loves humidity, but it does not tolerate overwatering well. Depending on the variety, begonias grow about 6 inches to 3 feet tall and 12 inches wide. M2 3HZ Infested soil or cuttings from diseased plants can introduce Pythium fungus to a disease-free planting bed. Watering the begonia rex requires close attention to detail and careful soil monitoring. The best temperature for the rex begonia is anywhere between 65 degrees and 75 degrees which should be maintained all year long. 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. About 6 weeks ago, I purchased a small, healthy looking rex begonia to add to my growing plant collection. They never receive direct sunlight but they have … The leaves have been like this for a month now, no matter if I water more/less. hide. Tips for planting & caring for âBegonia rex-cultorumâ, GardenBeast 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, Umbrella Plant Guide: How to Grow & Care for âSchefflera Arboricolaâ, Strawberry Begonia Guide: How to Grow & Care for âSaxifraga Stoloniferaâ, Staghorn Fern Guide: How to Grow & Care for “Platycerium bifurcatum”, Echinocereus Triglochidiatus Guide: How to Grow & Care for “Claret Cup” Â, Best Watering Wand Reviews: Complete Buyer’s Guide, Golden Rat Tail Cactus Guide: How to Grow & Care for âCleistocactus Winteriâ, Silver Torch Cactus Guide: How to Grow & Care for “Cleistocactus Strausii”. Increase shade. Injured or weakened begonia plants are susceptible to Botrytis blight and stem rot in cool, wet conditions.