Hoya Wax Flower. Hoya carnosa is also commonly called wax plant because its leaves and flowers look like a carved from wax. Second reason why hoyas are quite popular as a houseplant is that they are relatively easy to grow from cuttings.
Hoya plants can be grown in USDA Hardiness Zone 9. Vining plant grows to 1020 feet with green oval rigid 2- to 4 inches-long leaves. Hoyas are easy to care for houseplants.
Hoya plants are well-known for their waxy evergreen leaves porcelain-like flowers and long trailing stems.
These slow growing plants have long woody stems and fleshy leaves. Hoya tomataensis Wax Flower Wax Plant 05mH 2800. Is Hoya carnosa which is commonly known as wax plant. This plant was named after Thomas Hoy a British Botanist who brought attention to Hoyas for the first time in the late 1700.