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Vinca major, with the common names bigleaf periwinkle, large periwinkle, greater periwinkle and blue periwinkle, is a species of flowering plant in the family Apocynaceae, native to the western Mediterranean. Growing to 25 cm (10 in) tall and spreading indefinitely, it is an evergreen perennial, frequently used in cultivation as groundcover.
Vinca difformis in habitat, Cáceres, Spain. Vinca plants are subshrubs or herbaceous, and have slender trailing stems 1–2 m (3 + 1 ⁄ 2 – 6 + 1 ⁄ 2 ft) long but not growing more than 20–70 cm (8– 27 + 1 ⁄ 2 in) above ground; the stems frequently take root where they touch the ground, enabling the plant to spread widely.
Catharanthus is a genus of flowering plants in the family Apocynaceae. Like the genus Vinca, they are known commonly as periwinkles. [3] There are eight known species. Seven are endemic to Madagascar, [4] though one, C. roseus, is widely naturalized around the world. [2] [5] The eighth species, C. pusillus, is native to India and Sri Lanka. [6]
Higher maintenance than annual cosmos, this perennial species (Cosmos atrosanguineus) bears dark red flowers that smell like chocolate until fall temperatures dip below 50 degrees Fahrenheit. A ...
Botanical Name:Iris spp. Sun Exposure: Full sun to part shade Soil Type: Medium to moist, well-draining, rich Soil pH: Slightly acidic to Neutral (6.5-7.5) USDA Hardiness Zones: 3 to 10. In ...
A perennial plant has a growing season and a dormant season, and it can survive through the frost to grow again the next year. Annuals, however, survive for one growing season only. Once they die ...
Herbchronology is the analysis of annual growth rings (or simply annual rings) in the secondary root xylem of perennial herbaceous plants. While leaves and stems of perennial herbs die down at the end of the growing season the root often persists for many years or even the entire life. [1]
Besides looking forward to all the joys of autumn such as colorful pumpkins and gourds and pretty leaves, fall is the time to give your garden one last bit of love! In fact, fall is prime planting