Begonia Rex is a popular and well-known tropical Begonia plant variety. Shop online today. The beef-steak begonia has many leaf colors that can be identified by the hairs on the leaves and the succulent nature of the stem. Wonderful plant, and easy growing; Cheers Denis. Filed Under: Plant Identification Tagged With: Ask The Plant Expert, Begonias, Plant Identification, Rex Begonia. Hi Tracee, I am pretty sure your begonia is called B. Melodi says: December 6, 2007 at 6:42 pm. Above: Begonia rex ‘Red Tango’ mixes well with other shade- and humidity-loving plants such as asparagus ferns and geraniums. There are hundreds of cultivars of B. rex to choose among, usually classified by leaf size—small (three inches or less), medium (three to six inches), or large (more than six inches). Begonias have gained much popularity because of the striking foliage and equally amazing flowers. The choice in variety is truly huge with close to 1000 species and thousands of cultivars. Begonia leaves come in a variety of shapes, sizes, color combinations, and patterns. Rex begonias don't require quite as much humidity as many other exotic houseplants, but if your home has dry air, boost humidity in the winter months to keep the leaf tips from turning brown and dry. Begonia rex Escargot: Spiraling markings and the way the leaves circle inward make each leaf look like a snail. We have roughly 50 different Begonia Rex available. Rex leaves have intriguing colors and patterns on them. Comments. Rex begonias are more often grown for their foliage rather than their flowers, which can be hidden by the large leaves. Begonia rex Fireworks: Wing-shaped silver leaves are etched with purple. Begonia rex Snow Queen: Silvery leaves have good disease resistance. Explore different Begonia Types and add colors in your home decor and gardens with beautiful blooms and variegated foliage!. The leaves of Rex begonias can grow up to 9 inches long and 5 inches across, while the plants normally reach heights of 1 to 1 1/2 feet tall. While almost all commercially grown Begonias are cheap to purchase some of the rarer varieties could set you back a little. It is grown for its large colorful leaves rather than its small pink flowers. The Spruce / Kara Riley Design Suggestions . The plant family Begoniaceae is a large family of over 1,000 species of begonias. The sheer diversity on offer means there is likely something for everyone. There are around 1000 species, coming in a myriad of colors, sizes, and shapes! ‘Immense’, and indeed it is a rhizomtous. Rex Begonias aren't heavy feeders, so you can fertilize them as little as once or twice a year. A Begonia Rex plant, also called a Painted-Leaf Begonia, a Fancy-Leaf Begonia, or King Begonia, is a colorful perennial flowering plant that originally came from India. Denis - Belgium says: March 6, 2007 at 4:50 pm.