A Detailed Guide to the Characteristics of the Hoya and How to Care for It at Home

The hoya is a perennial evergreen climbing shrub in the genus Hoya of the dogbane family (Apocynaceae). It often grows attached to tree trunks or rocks, and gets its name because its small flowers cluster together into a ball shape. It is also known by other names such as wax flower and cherry orchid. Its leaves are thick and plump, mostly oval, and covered with a waxy sheen. The stems can either climb up a support to grow upward or be displayed in a hanging arrangement.

The hoya's flowers are small and delicate, with five petals opening in a star shape and a texture like wax. Dozens of them cluster into a hemispherical inflorescence, mostly blooming in spring and summer, and many varieties also carry a sweet fragrance. Common cultivated varieties include the heart-leaf hoya, the variegated hoya, and the curly-leaf hoya, each with distinctive leaf shapes and colors and all highly ornamental.

When it comes to care, the hoya likes bright, soft, indirect light. In summer, avoid harsh direct sun, and in winter, take care to keep it warm and protect it from the cold. Its leaves can store water, so watering should follow the principle of letting the soil dry out before watering again, avoiding long-term moisture in the potting soil that can cause root rot. A loose, breathable, well-draining soil is best. During the growing season, apply light, frequent fertilizer, and as the flowering season approaches, supplement appropriately with phosphorus and potassium fertilizer to help it form buds and bloom.

The hoya has an attractive plant shape and tolerates partial shade, making it suitable for placing on a balcony, windowsill, or in the living room. It can green up a space, and when it blooms you can enjoy its fragrance. Some growers care for theirs for a long time and see only leaves and no flowers, which is mostly related to insufficient light, too much nitrogen fertilizer, or frequently moving the pot. In addition, one reminder: after the flowers fade, do not rush to cut off the flower stalk, because the hoya will later form buds and bloom again from the same spot.