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E. trichocalyx, being a slower-growing perennial, often has leaves that show damage from previous years. Although both plants can grow to be as tall as a person, E. trichocalyx tends to a much smaller stature at the higher elevations; rare, large plants at these elevations tend to be old and woody, and may have a large, tree-like trunk at their ...
Viola sororia is a short-stemmed, herbaceous perennial plant that grows in well-drained and shady habitats. [5] This 15–25 centimeters (6–10 in) wide violet has glossy, heart-shaped leaves and are topped with purple flowers with white throats. The lower three petals are hairy and the stem of the flower droops slightly. [7]
Several modern cultivars exist which are grown as ornamental plants. [15] As most of the varieties in cultivation are sterile triploids, and all spread via subterranean bulb offsets, the most common (and simplest) method of propagation is by root- or bulb-division. H. fulva are long-lived perennials, and are adaptable to a range of climatic ...
Penstemon. Penstemon, also called beardtongue, is a sturdy, sun-loving summer bloomer. This drought-tolerant and deer-resistant plant is ideal for all types of gardens.
It is a biennial or perennial plant, The plant grows to 30–90 centimetres (12–35 inches) tall, with branching stems.The deep green leaves are in opposite and decussate pairs, simple acute ovate, 3–8 cm (1–3 in) long with an untoothed margin; both the leaves and stems of the plant are hairy and slightly sticky.
Ruellia simplex is an evergreen perennial growing 3 ft (0.91 m) tall, forming colonies of stalks with lance-shaped leaves that are 6 to 12 in (15 to 30 cm) long and .5 to .75 in (1.3 to 1.9 cm) wide. The flowers are metallic blue to purple, trumpet-shaped with an about 2 in (5.1 cm)-wide, five-lobed corolla. There is a dwarf variety that is ...
Russian sage is a perennial plant suitable for a wide range of conditions, at least where its tendency to spread will not be a problem. The species prefers full sun. [ 59 ] Specimens planted in partially shaded locations tend to spread or flop, [ 10 ] although this behavior can be controlled somewhat by pinching young shoots or by providing a ...
Malva is a genus of herbaceous annual, biennial, and perennial plants in the family Malvaceae. It is one of several closely related genera in the family to bear the common English name mallow. The genus is widespread throughout the temperate, subtropical and tropical regions of Africa, Asia and Europe. [3] The leaves are alternate, palmately lobed.