Callista pulchella Plant Care

Callista pulchella (Callista pulchella) belongs to the Orchidaceae family within the Callista genus. Callista pulchella is native to Southeast Asia.

Callista pulchella displays a compact, mounding shrub growth habit, reaching up to 2.5 ft tall with a spread of approximately 3 ft. Callista pulchella produces bell-shaped flowers in shades of pink, white, or purple.

Leaf size: approximately 3 inches.

Water a young or newly planted Callista pulchella every 5–7 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.

Callista pulchella thrives in partial shade to full shade. The optimal light range is 100–500 lux. Avoid placing Callista pulchella in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Callista pulchella tolerates temperatures of 55–70°F. Callista pulchella prefers humidity levels of 50–70%. A pebble tray or humidifier helps maintain adequate moisture around the plant.

Well-draining acidic soil mix with peat moss and pine bark. Good drainage is essential for Callista pulchella to prevent waterlogging, which leads to root rot and fungal issues.

Feed Callista pulchella every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.

Stop feeding by late summer so new growth can harden before winter.

The PlantoScan app can remind you when to water and when to fertilize each plant.

Choose a spot with partial shade to full shade and well-draining acidic soil mix with peat moss and pine bark. Avoid low spots where water collects after rain.

Callista pulchella is suited to USDA Zone 12b.

Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.

Callista pulchella can spread to about 3 ft (0.9 m) and reach about 3 ft (1 m) tall. Space plants about 3 ft (0.9 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.

Planning a row or hedge? Try the plant spacing calculator.

Prune Callista pulchella while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.

If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the shrub in one year.

Callista pulchella is frost-tender (hardy to USDA zone 12). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

Callista pulchella can be propagated through softwood cuttings, layering, seeds.

See all plants toxic to cats and plants toxic to dogs.

Callista pulchella is susceptible to spider mites, lace bugs, weevils. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

Callista pulchella grows outdoors in USDA Zone 12b. It survives winters down to planting zone 12b. Callista pulchella is native to Southeast Asia. In cooler regions, grow Callista pulchella as a houseplant or bring it indoors before the first frost.