In other begonias, it spreads from leaf to leaf, and will kill the leaves off one at a time. ‘Bada Bing’ is a series of long-blooming, sun-tolerant wax begonias that are available in pink, red, and white. Xanthomonas campestris pv. Bacterial leaf spot (Xanthomonas campestris), one of the most common and wide-spread begonia diseases, is typically caused by excess moisture. Reiger-type begonias can become systemically infected with this bacteria. This variety is also available in red. Begonia semperflorens, or Wax Begonia, is a very popular member of the Begonia family often used as an annual bedding plant or as a tender, herbaceous perennial grown in containers and brought indoors for the winter. ‘Paint Splash Pink’: This type of wax begonia offers showier foliage; each leaf is green with cream spots and marks. Wax begonia is a hardy perennial that brings bright blooms to your home and garden for the majority of the year. Leaf spot on begonias is a disease which is most commonly spread by infected plant matter. Begonias that do best in the landscape generally fall into three groups: wax begonias, cane or angel-wing begonias, and rhizomatous begonias. If you’re looking for larger leaves and flowers, the ‘Dragon Wing’ pink begonia is a good choice, and it’s available from Nature Hills Nursery. The best way to water is to put the watering spout or garden hose right up to the base of the plant below the leaves. This bacteria thrives in both dead and live begonia leaves and requires high temperatures ranging from 80 to 90 degrees Fahrenheit. Other types like tuberous, Rex, and Rieger begonias prefer cool temperatures and do not usually make reliable landscape plants in Florida, but you can always try them as houseplants. Bacterial leaf spotting and blight is another problem. ‘Varsity’: Particularly well-suited to being grown in a container or planter.It features flowers in red, white, or pink. Since that time, Xanthomonas leaf spot and blight on begonias has been reported from nearly every region with occasional outbreaks. Bushy Type: The most common bushy-type is the wax begonia, which is generally grown as an annual outdoors in the summer but can be dug up and potted in autumn and brought indoors for the winter. Others in this group include the elephant ear and fuchsia begonias, less common than wax begonias and somewhat more difficult to grow. It is a compact, bushy, mounded, fibrous-rooted plant that features fleshy stems, waxy dark green to bronze leaves and loose clusters (cymes) of single or double flowers in shades of white, pink or red plus bicolor versions thereof. Semperflorens Cultorum Group, often called wax begonia, is an extremely popular garden annual. Pests, Diseases & Problems Sometimes problems are bound to occur, and not every tuber that you start at the beginning of the season will grow into a satisfactory begonia to be proud of. By 1938 it was well established in Europe and in 1939 the disease was reported in the United States. There are more than 1,000 species of begonias, and they come in many shapes, colors, and sizes. Begonias with leaf spot are often introduced into the existing flower bed, thus causing problems in the garden. Begonias were first reported infected with Xanthomonas axonopodis pv. Correct water application method preferably use drip irrigation and at the very least, direct water from the hose onto the soil or mulch, and not on the plants themselves helps manage fungal diseases. begonia (current name) in 1928 in Denmark. It is a compact, mounded, succulent, and fibrous-rooted plant with fleshy stems and green to bronze leaves. Wax Begonia Soil Requirements Wax begonias are susceptible to various fungal diseases with botrytis, powdery mildew, gray mould, and pythium being common. In many cases prevention is better than cure and only in a very few cases is it necessary to destroy the entire plant. begoniae causes water-soaked haloes with yellow edges on leaves. A young Wax Begonia needs more attention: Well-established plants can go longer between soakings. Overhead watering can promote fungal problems like powdery mildew or leaf spot. ‘Super Olympia’: This variety flowers early and stands out for its larger-than-usual blooms.Flowers may be white, pink, or red. Treating Begonia Bacterial Leaf Spot. They are easy to grow and can be the center of any garden, and they even grow well indoors.
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