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November and December is the time to plant violas and pansies for winter color. Consider leaf color Now is also a great time to add trees with good fall leaf color to your landscape.
Viola arborescens is a species of Viola and is also known as the tree violet. [2] The average height is anywhere from 8 to 10 inches. Viola arborescens requires direct sunlight to grow. Viola arborescens is very cold hardy, and is in bloom all winter and into early spring.
Viola is one of about 25 genera and about 600 species in the large eudicot family Violaceae, divided into subfamilies and tribes. While most genera are monotypic, Viola is a very large genus, variously circumscribed as having between 500 and 600 species. Historically it was placed in subfamily Violoideae, tribe Violeae.
Viola glabella is a perennial herb, growing to 0.1 m (0 ft 4in) by 0.2 m (0 ft 8in) and blooming from April to July. The plant is deciduous and dies back completely to its roots during Autumn. Viola glabella prefers moist, well-drained soil and can grow in part shade.
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Viola lanceolata can be found growing in bogs, swamps, wet meadows and along shores in sandy soil. It is a perennial plant that blooms between May and June. [4] Viola lanceolata frequently hybridizes with northern white violet (Viola macloskeyi) to form primrose-leaved violet (Viola primulifolia). It grows in similar habitats but has leaves ...
Viola pedunculata is a perennial, growing from a spongy rhizome. The plant is often low-growing, but can reach a height of 6 inches (15 cm). The leaves are 1-5.5 cm long, cordate (heart-shaped) to deltate-ovate (oblong-triangular), scalloped or toothed, and glabrous or hairy. [4] They are summer deciduous.
Viola elatior grows to a height of 10 to 30 cm (4 to 12 in) from a creeping rhizome, with narrow, triangular leaves 7 to 15 mm (0.28 to 0.59 in) across. The flowers are produced in late spring to early summer, 10 to 15 mm (0.4 to 0.6 in) diameter, pale bluish or yellowish-white with a short, greenish or yellowish spur.