Growli

Plant care

Short-winged Wax Plant (Wax plant) care

Hoya brevialata

Also called Short-winged wax plant, Wax plant.

RHS H1bUSDA 11–12Pet-safeIndoor Vines typically reach 1–2 m in cultivation when given support or allowed to trail.

Watering rhythm

7-14days

Every 7–14 days in the growing season; every 3–4 weeks in winter

Light

Bright indirect light (just back from a sunny window)

Soil

Chunky, free-draining epiphyte mix

Humidity

60–80%

Temp

18–29 °C

Pet safety

Pet-safe

Mature size

Vines typically reach 1–2 m in cultivation when given support or allowed to trail.

Care at a glance

Light

In the wild short-winged wax plant grows on the bright edge of a forest canopy, not in the canopy and not in the open. Indoors, that translates to within a metre of an unobstructed window, sheer curtain optional. Place within 1 m of a bright window; some morning direct sun is tolerated but sustained midday sun will scorch the thin leaves. The fastest test: a hand held at the leaf casts a soft-edged shadow at noon — sharp shadow means too much sun, no shadow means too little light.

Watering

Aim for every 7–14 days in the growing season; every 3–4 weeks in winter for short-winged wax plant, but treat that as a starting point rather than a rule. A south-facing summer windowsill will dry the pot twice as fast as a north-facing winter room. Lift the pot; if it feels noticeably lighter than it did wet, water it. Water thoroughly, then allow the top half of the mix to dry before watering again; overwatering is the leading cause of root rot in this species.

Soil and pot

Short-winged Wax Plant grows best in chunky, free-draining epiphyte mix. Blend orchid bark, perlite, and coco husk (roughly 2:1:1); avoid standard potting compost, which retains too much moisture for an epiphyte. A pot with a working drainage hole is non-negotiable for this species — even free-draining mix will turn soggy in a closed planter. If you love the look of a decorative pot without a hole, use it as a cachepot around an inner nursery pot you can lift out to water.

Humidity and temperature

Short-winged Wax Plant sits happiest at around 60–80% humidity and 18–29 °C (65–85 °F). Mist the aerial roots or stand the pot on a pebble tray with water; this species originates from humid tropical forest and does poorly in dry centrally-heated rooms below 50% RH. If you keep the room above 18–29 °C year-round and avoid placing the plant near a cold draught, a hot radiator, or an air-conditioning vent, you have already handled the two biggest indoor stressors.

Fertilising

Feed short-winged wax plant sparingly. Apply a balanced liquid fertiliser at half strength monthly during spring and summer; withhold feeding entirely in winter. Skip fertiliser entirely on a stressed, recently-repotted, or actively wilting plant — fertiliser salts make damage worse, not better. Wait for a round of healthy new growth before resuming a feeding rhythm.

Common problems

Below are the issues we see most often on short-winged wax plant in the Growli community. Each is annotated with the most common cause so you know where to start.

  • MealybugsCottony white clusters appear at leaf axils and on stem joints; wipe off with a cotton swab dipped in isopropyl alcohol, then treat with insecticidal soap spray if infestation spreads.
  • Root rot from overwateringMushy, blackened roots and yellowing or drooping leaves signal excess moisture; remove affected roots, allow to dry, and repot into fresh, dry bark mix.

Propagation

Take 10–15 cm stem cuttings with at least one node; allow the cut end to callous for a few hours, then root in damp sphagnum moss or water at 22–26 °C. Propagation is the cheapest, most satisfying way to expand a collection — and it doubles as insurance against losing a mature plant to an accident. Take a backup cutting once the parent is established and healthy.

Toxicity to pets

Short-winged Wax Plant is pet-safe. The ASPCA lists the Hoya genus as non-toxic to dogs, cats, and horses; no harmful toxic principles are identified. Ingestion of plant material may still cause mild gastrointestinal upset in sensitive pets. If you keep cats, dogs, or curious children in the house, weigh placement carefully — a high shelf or a hanging planter is enough for casual safety. For severe ingestion incidents, call your local vet and the ASPCA Animal Poison Control Center (in the US, 888-426-4435).

Pet-safety status is sourced from the ASPCA Toxic and Non-Toxic Plant List, which catalogues the most-asked-about plants for cats, dogs, and horses.

Short-winged Wax Plant care — frequently asked questions

What is the common name for Hoya brevialata?

Hoya brevialata is most commonly called Short-winged Wax Plant, but it is also known as Short-winged wax plant, Wax plant. The names refer to the same species, so care instructions for Short-winged Wax Plant apply identically to anything sold as Wax plant.

How much light does short-winged wax plant need?

Short-winged Wax Plant grows best in bright indirect light (just back from a sunny window). Place within 1 m of a bright window; some morning direct sun is tolerated but sustained midday sun will scorch the thin leaves.

How often should I water short-winged wax plant?

Water short-winged wax plant every 7–14 days in the growing season; every 3–4 weeks in winter. Water thoroughly, then allow the top half of the mix to dry before watering again; overwatering is the leading cause of root rot in this species. The finger-test (or lifting the pot to feel its weight) beats a fixed weekly calendar because pot size, light, and season all change how fast the soil dries.

Is short-winged wax plant toxic to cats and dogs?

Short-winged Wax Plant is pet-safe. The ASPCA lists the Hoya genus as non-toxic to dogs, cats, and horses; no harmful toxic principles are identified. Ingestion of plant material may still cause mild gastrointestinal upset in sensitive pets.

What USDA hardiness zone does short-winged wax plant grow in?

Short-winged Wax Plant is rated for USDA zone 11–12 (indoor in most climates) and RHS hardiness H1b. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Short-winged Wax Plant deep-dive guides

Every aspect of short-winged wax plant care, each with its own calibrated guide:

Featured in these plant shortlists

Short-winged Wax Plant qualifies for 9 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Short-winged Wax Plant is also commonly called Short-winged wax plant or Wax plant.