Light
Bright indirect • approx. 10,000–20,000 lux





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Hoya imperialis 'Red' is one of the grandest flowering Hoyas in cultivation, carrying thick glossy leaves on sturdy climbing vines and, with maturity, producing huge velvety red blooms that can look almost unreal indoors. This is not a tiny windowsill novelty but a plant for growers who want a real focal point, because even out of flower it has the weight and presence of a serious tropical climber.
Given bright filtered light, warmth, good humidity, and an airy mix that dries properly, it develops into a strong specimen that suits a trellis, hoop, or dedicated support rather than being left to sprawl. When it does bloom, the oversized flowers justify every bit of patience, making 'Red' the right choice if you want your Hoya to be the centerpiece, not just a background vine.
Quick Care Guide
Light
Bright indirect • approx. 10,000–20,000 lux
Watering
Water when ~50–70% dry
Substrate
Airy + fast-draining • Light moisture buffer • Bark-based • Medium-chunky
Temperature
Ideal: 16–24 °C • Avoid below: 10 °C
Humidity
Humid 60–80 % +
Growth habit
Climbing or trailing epiphytic perennial vine.
Support
optional
Growth speed
Average
Max size indoors
Max. trail length: 100 cm • Max. spread: 50 cm
Toxicity & safety
Non-toxic & Pet Friendly
Origin & habitat
Cultivar of Hoya imperialis
These care values are practical reference points for indoor growing. Use them as a starting point, then adjust for your room, pot size, substrate, temperature and how quickly the plant dries.
For more context, read the full product description or visit our Plant Care Guides.
Move outside once nights stay above
16°C
Bring under cover below
16°C
Best outdoors in
Warm summer patio, Covered terrace
Plant names, growth habits, natural habitats and indoor care guidance are checked against trusted botanical, habitat and horticultural references before publication.View our plant care resources and references.