Booman has been working to breed rex begonias with good salt tolerance, a tendency to hold their leaves over winter, and novel leaf pattern or intense leaf color. How do I know if my begonia has root rot? Most begonia varieties prefer partial shade and indirect sunlight. General Rules. Copyright 2020 FindAnyAnswer All rights reserved. Sterilize soil or media before replanting. The advice given here will help guide you to growing success. Rex begonias are a tropical plant, prized for their intricate leaf patterns. Rex begonias need thorough watering but should not be overwatered. The Rex cultorum group originated from an Indian species, Begonia rex. Therefore, you can take the time to propagate your rex begonia, especially if it’s an interesting cultivar that you don’t want to part with. They are prone to fungal diseases so should be planted where there is good air circulation. If the leaves turn brown and wilt, there is the possibility that you have been overwatering. This means a well-draining, looser soil type is a good idea. Planting Seed. They frequently have large leaves (up to 6 inches long) that are brightly colored in various shades of green, red, silver, and even purple. Rex begonias (painted leaf begonias) may not be the easiest plant to grow indoors, but with the proper know-how, you’ll succeed in growing a thriving plant that will add liveliness and color to any indoor space. You can work with a general water-soluble houseplant fertilizer or a slow-release fertilizer. Size A well cared for Rex Begonia produce leaves up to 6” long Common Problems SYMPTOM: Leaf crinkling, loss, and rot CAUSE: Overwatered SYMPTOM: Leaves overly soft CAUSE: Under watered SYMPTOM: Fluffy blobs in crooks of leaves CAUSE: Mealy bugs; remove with alcohol-soaked cotton swabs. Move your plant to a shady area even if it is a full-sun plant. Leaves will offer you a clue — leaves that have burnt edges indicate that the plant isn’t receiving the humidity it needs. Wax Begonias In the landscape, wax begonias ( Begonia semperflorens ) are most popular, with flowers that keep their rich color, even during the summer. Water your rex begonia deeply, allowing the soil to become almost completely dry between waterings. Rex Begonia: Indoor Troubleshooting Problem: Yellow or wilted leaves. Don’t water the leaves, only the soil to avoid fungal disease issues. High mineral salt content can cause leaf edge burn in rex begonias because of their inability to deal with the high loads of dissolved mineral salts present in hard water. Also Know, how do you care for a rex begonia? Some cultivars can be very finicky, especially when it comes to humidity, but there are varieties that aren’t as demanding. Begonia rex should be watered when the soil or pot feels dry, but don’t wait until the plant starts to wilt. The potting medium for rex begonias should have well-draining soil that is light and rich. If it is, then move it to a smaller one and do not water it until the top layer has dried. Avoid soggy conditions, but do not allow plants to wilt. Your email address will not be published. Clean the pot with bleach, then add sterile potting mix. What cars have the most expensive catalytic converters? The humidity is a bit too low for what rexes prefer, 60-65% is more ideal for them. Don’t water the leaves, only the soil to avoid fungal disease issues. I’ve created this website to help beginners care for their plants. The leaves may have bold shapes or striking, often silver markings. Rex Begonia like well-drained soil and high humidity. Edema. Replant the begonia and water it, making sure the water drains well, as root rot is more common in waterlogged soil. During the winter, when the Rex begonia isn't actively growing, cut back watering to about once every two to three weeks. Ingesting the leaves of rex begonia plants can cause vomiting, drooling, and even kidney failure in severe cases. Most of the requirements of this plant are in line with the requirements of other tropical or subtropical plants, so if you have experience with growing them, you’ll find it easy to care for rex begonias too. There are several rex begonia cultivars with some of the most popular ones being: There are other hybrids and varieties with equally impressive leaves, but these are the ones you’re most likely to come across in garden centers. Clumping them together is not a good idea, since it can lead to diseases. Always check whether your chosen variety has any other special requirements to make sure you’re doing everything that’s needed for it to thrive. Both hanging baskets and normal containers are suitable for rex begonias with the mention to not put more than one rex begonia plant per pot. Le genre bégonia comprend environ 900 espèces - Begonia rex est rhizomateux avec des feuilles pourvues d'une bande argentée - Bégonia x rex 'Merry Christmas' aux feuilles vertes avec du rose au centre. At the beginning of this article, I mentioned how rex begonias aren’t the easiest plant to grow. Judy Cook is extra large, silvery, and stands up to Miami heat. Namn: Rexbegonia (Begonia Rex-gruppen) . Save my name, email, and website in this browser for the next time I comment. Painted leaf begonias don’t usually require pruning, except when the plant is turning out to be leggy, which usually happens when the plant is not getting enough light. Most of these issues can be avoided by strictly observing the plant’s growing requirements. Even if you water your begonia properly, high humidity along with cool temperatures can increase the likelihood that the begonia will suffer from leaf rot and/or botrytis. Rex begonias are striking known as painted-leaf begonias or fancy-leaf begonias because of their stunning leaf coloration. of water and spray the remaining leaves with it. Replant the begonia and water it, making sure the water drains well, as root rot is more common in waterlogged soil. This article will show you the easiest way to propagate a rex begonia leaf. That’s because “hard” water with high mineral salt content causes leaf edge burn in rex begonias because they have no mechanism to deal with salt loads. Since I've seen a couple others cheat a bit with multiple favorites, I decided to forgo the agony of choosing just one plant and go with a group of plants: rex begonias. Observe the amount of sunlight that falls on the begonias during the day. Although begonias can be fun to grow, they are susceptible to a number of pests and diseases. I'm joining in this week for the "My favorite plant in the garden this week" meme, hosted by Loree of Danger Garden repute. Offer the plant good ventilation to avoid leaf diseases linked to humidity and make sure not to overwater. However, to ensure proper begonia care, you should be wintering over begonias indoors if you live in areas prone to freezing temperatures, such as northern climates. It’s a less finicky variety that’s easier to grow. Boston Cherries & Chocolate: This variety has dark purple leaves with pink or silver spots. Mist the foliage of Rex (foliage) type begonias twice a week or provide high humidity to avoid leaf drop. Pinching back the leggy growths will help the plant grow fuller once you also move it to a location where it can get more light. Normally, you won’t need to water the plant more than once a week, but always let the soil guide you. Begonia … Rex begonias have a good pest and disease resistance if growing requirements are met. Begonia should be planted about 7 to 10 inches apart. Humidity is crucial to keeping your rex begonia happy, however, spraying the leaves can lead to spotting. Care: Watering “on demand” (or when the soil is dry to the touch) is a great way to keep Rex begonias happy. Therefore, the rex begonia is a plant that will appeal to those who are more satisfied with elaborate foliage displays than blooms, especially that there are several rex begonia varieties. Propagate rex begonias aren ’ t as demanding a big container even lighting, make not!, allowing the soil to wash away any build-up receiving the humidity is a full-sun plant clean the with... Begonia: Indoor Troubleshooting problem: Yellow or wilted leaves together, the rex parentage in line!, overwatered plants are known for their attractive foliage or flowers to spotting to and! Edges indicate that the plant, along with any buds, flowers, and are! 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