However, I was given a couple of them last spring so of course I planted them. For example, some types of tuberous begonias (Begonia tuberosa) have this type of growth habit and do especially well as hanging plants. Tuberous begonias are perfect either as bedding or container plants (2). The tubers must be lifted well before the first frosts. If you are growing them in pots, use a high quality, humus-rich growing mix. Tuberous begonias come in many colors, sizes & habits. However, ... Tuberous Begonia Care. Instead, in early fall (before the first frost), dig up the tubers and store them in a cool dry place for the winter. There are several types of tuberous begonias. Tips for Growing Begonia as Houseplants. They grow in U.S. Department of Agriculture plant hardiness zones 9 through 11, but can also grow as annuals or as houseplants, needing only basic care and occasional trimming to thrive. Question: My mother made tuberous begonia care simple, her begonia bulbs, tubers, pots and hanging baskets showered our patio with bloom and color during their season. Rhizomatous Begonia (Rex Begonia) Rhizomatous Begonias are herbaceous plants cultivated mainly for their foliage. For tuberous begonias, which often have larger and more abundant leaves than their fibrous cousins, your goal is to preserve only the tubers (which reside underground in the root ball) so that they can regenerate the following spring. Once you decide to add tuberous begonias to your garden, you’ll have lots of options to choose from. tall, but some can reach 30 inches. You can maintain fibrous begonias, which often have waxy leaves and always have traditional root balls, for 2-3 years with proper indoor and outdoor care. Tuberous begonias will enter a dormant period no matter how they are grown, whether in a greenhouse or outdoors, so they are not suitable as year-round houseplants. Begonias are tuberous shrubs that grow well in partial shade or sun and produce colorful blooms that last all summer. However, root care requires year-round care. If you’d like to have outdoor begonias in the warmer months and indoor begonias when it’s cooler, you’re in luck. If you are planting your begonias in a garden bed, make sure to choose a spot with the right amount of light and well-drained soil. Types of tuberous begonias. Renowned for amazing glasshouse displays, begonia tuberhybrida, or tuberous begonias, have gorgeous double flowers that appear in late spring and summer. The uprights usually grow 6 to 12 in. Once flowering is over, the Tuberous Begonia usually enter dormancy, unlike their cane-type counterparts. Begonias are some of the easiest plants to grow in containers.This group of warm-loving plants was originally found in the forest understory in tropical and subtropical areas. In winter they are fed, but less frequently than in summer; pruned in the spring. Fibrous and rhizomatous begonias are easy to grow as house plants, but tuberous begonias need to be stored as bulbs over the winter, and hardy begonias should just be left outside. Provide a balanced, water-soluble fertilizer monthly during the growing season. The most commonly available group is the multiflora, known as 'Nonstops', which has 5–10cm wide flowers and looks wonderful when used as a bedding plant. Stem cutting of tuberous begonias are normally taken early in the year - and after the tuber has been forced into growth with gentle heat - much as is the requirement for starting tubers into growth for planting. How to Winterize Begonia Bulbs. Begonia tuberous unpretentious, fairly easy to care for, can grow in the shade. Some varieties are upright plants, growing up to 2 feet tall, but the majority of tuberous Begonias grown are multi-stemmed, pendulous hanging plants. 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