Most elephantâs ears are perennials and will come back every summer in the Lower, Coastal, and Tropical South. Some are perennials in the lower part of the Middle South.
Dahlias are available in different heights, dwarf dahlias are normally 12 to 18, and the taller dahlias grow 5' to 6'.Dahlias up to 2 ft.ahlias are available in different heights, dwarf dahlias are normally 12 to 18, and the taller dahlias grow 5' to 6'. Dahlias up to 2 ft.
The dahlia flower is characterised by the rings its petals. There is great variation among the different species of dahlia in regards to the size, height, colour, petal shape, and number of rows of petals. Some smaller dahlias grow 1 to 3 feet with flowers 2 to 4 inches in diameter.