Hoya parasitica ‘Black Margin’

Hoya parasitica ‘Black Margin’ is a beautiful collector Hoya prized for its thick, glossy green leaves edged with distinctive dark margins. Under brighter growing conditions, these margins can deepen to shades of burgundy, purple, or nearly black, creating a striking contrast against the green foliage.

With its elegant trailing or climbing growth habit, Black Margin Hoya looks beautiful cascading from a hanging basket or trained along a trellis. Mature plants may also produce clusters of fragrant, star-shaped waxy flowers, adding another layer of interest to this already attractive foliage plant.

Key Features

A slow to moderate grower, Hoya wayetii forms elegant trailing vines that can reach several feet in length over time. Perfect for hanging baskets or high shelves where its vines can spill gracefully. Hoyas also like to climb, consider giving your hoya a hoop or trellis for support. 

Size & Growth

Black Margin Hoya has a vining growth habit and can develop long trailing stems over time. It can be allowed to cascade naturally or trained around a trellis or other support for a more upright display.

Growth is generally moderate under warm conditions with plenty of bright, indirect light.

Pet-Friendliness

Generally considered non-toxic to pets. Safe for cats and dogs, making it a great choice for pet-friendly homes.

Care Instructions

Light: Bright, indirect light is best. A little gentle morning or evening sun can help encourage stronger growth and bring out the characteristic dark leaf margins. Avoid prolonged harsh afternoon sun, which may scorch the foliage.

Watering: Allow most of the growing medium to dry between waterings. Water thoroughly, allow excess water to drain completely, and avoid leaving the roots sitting in soggy soil.

Humidity: Average household humidity is generally suitable, although moderate to higher humidity can encourage stronger growth and healthy foliage.

Temperature: Keep warm and protected from cold drafts. An indoor temperature range of approximately 18–29°C is ideal.

Soil: Use a loose, airy, and fast-draining growing medium. A Hoya or epiphytic mix containing orchid bark, perlite or pumice, coco chips, and a small amount of moisture-retentive potting medium works well.

Fertilizer: Feed lightly during spring and summer with a diluted, balanced houseplant or orchid fertilizer. Reduce feeding during periods of slower growth.

Pruning: Trim vines as needed to control the plant's size or encourage branching. Avoid removing established flower spurs (peduncles), as Hoyas can bloom repeatedly from the same points.

Repotting: Repot only when necessary. Hoyas generally prefer being somewhat snug in their containers, so choose a pot only slightly larger than the current one and ensure it has excellent drainage.

Pro Tip: Give Black Margin Hoya plenty of bright light to bring out those beautiful dark edges. A little gentle direct morning sun can intensify the contrast, while a trellis will give the vines something to climb and create a fuller display. And if your plant develops a peduncle after flowering, don't cut it off—it may bloom from that same spot again!

*Please note that color may differ slightly from how it appears on your screen due to varying monitor settings. 

**Please note that we will select a plant for you when you order online. Though you will not receive the specific plant in the image, we will ensure we select something comparable.