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Tuberous begonias grow best in partial shade or filtered sunlight. Excessive exposure to sunlight can result in burnt flowers and leaves. However, too much shade will result in compensatory growth of foliage at the expense of flowers. Soil. When preparing the soil for Begonia tuberhybrida, good drainage is important.
The stems of Begonia boliviensis spring from a tuberous root-stock, and attain a height of between 12 inches (300 mm) and 18 inches (460 mm); the flowers, produced in pairs or threes on short stems in the angles of the obliquely lanceolate leaves, are bright orange/pink in colour, composed of four pointed segments.
The enlarged area of the tuber can be produced at the end or middle of a root or involve the entire root. It is thus different in origin, but similar in function and appearance, to a stem tuber. Plants with tuberous roots include the sweet potato (Ipomoea batatas), cassava, dahlia, and Sagittaria (arrowhead) species. [citation needed]
Tuberous begonias are frequently used as container plants. Although most Begonia species are tropical or subtropical in origin, the Chinese species B. grandis is hardy to USDA hardiness zone 6 and is commonly known as the "hardy begonia". Most begonias can be grown outdoors year-round in subtropical or tropical climates, but in temperate ...
A small, deciduous bulb or tuber formed in the axil of a leaf or pinna; a means of vegetative propagation. bulblet A bulb arising from another bulb; a bulbel. bullate 1. Having a rounded or blister-like appearance; arched or vaulted. 2.
Ornamental plants with tuberous roots include the Persian buttercup, Ranunculus asiaticus, [6] and dahlias. [7] When sold in the dry form, dahlia "bulbs" consist of a cluster of tuberous roots attached to one or more stems. Only the stems produce buds, from around the "collar" close to where the roots are attached.
Begonia sutherlandii, known as the Sutherland begonia and as iwozya in Kimalila, Tanzania, is a tuberous flowering perennial plant in the family Begoniaceae, growing to 0.5 metres (20 in) with fleshy pink stems from 10 to 80 centimetres (4 to 31 in) long. Leaves are commonly dark green and veined with red and covered with short hairs on the ...
Begonia grandis, the hardy begonia, [1] [2] is a species of flowering plant in the family Begoniaceae.This herbaceous perennial has alternate, simple leaves on arching stems. The flowers are pink or white, borne in dichotomously branching cymes from late summer through fall in USDA U.S. Hardiness Zone 7.