Aeschynanthus speciosus (orange lipstick plant) care

Light

Aeschynanthus speciosus is what florists mean by "bright spot, no direct sun" — close enough to a south or east window to feel the brightness, with a sheer curtain or a few feet of distance keeping the sun off the leaves. Bright, indirect light is essential for the heavy flower display. Site it near an east window or in filtered light from a brighter aspect. Protect it from harsh direct sun, which scorches leaves, while too little light reduces the showy blooms it is named for. A phone lux-meter at the leaf surface should read 1,500-3,000 lux at noon.

Watering

Water aeschynanthus speciosus when the top 2-3 cm of mix is dry, roughly every 4-8 days in growth. The actual day count varies with pot size, light, and season — the finger test (or lifting the pot to feel its weight) is more reliable than a fixed calendar. Empty any drainage saucer afterwards so the pot isn't sitting in water. Keep the mix evenly moist during active growth and flowering, watering thoroughly and letting the surface dry slightly between drinks. It is thirstier in bloom but still hates standing water. Reduce watering in winter to a barely-moist regime. Use room-temperature water.

Soil and pot

Aeschynanthus speciosus grows best in light, fast-draining epiphytic mix. A loose, well-aerated blend of peat-free coir or potting mix with orchid bark and perlite suits its epiphytic roots. Avoid dense compost that holds water around the crown. Provide drainage holes; it performs best in a snug pot rather than an oversized one. 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

Aeschynanthus speciosus sits happiest at around 50-70% humidity and 18-27°C (65-80°F). Favours moderate to high humidity for lush growth and good flowering. Dry indoor air can cause bud drop and crisped tips. Use a humidifier, pebble tray or plant grouping. Light misting between flowering is fine, but keep water off the open blooms. If you keep the room above 18 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 aeschynanthus speciosus sparingly. Feed every 2 weeks through spring and summer with a half-strength balanced or high-potassium bloom fertiliser to fuel the prolific flowering. Taper feeding in autumn and stop over winter while the plant rests. 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 aeschynanthus speciosus in the Growli community. Each is annotated with the most common cause so you know where to start.

• Bud drop before opening — Caused by dry air, inconsistent watering, or temperature swings during budding. Keep humidity up, water steadily, and avoid moving the plant once buds form.
• Sparse flowering — Too little light or over-feeding with high-nitrogen fertiliser favours leaves over blooms. Provide bright indirect light and switch to a higher-potassium feed when budding.
• Scorched, pale leaves — Direct sun bleaches and burns the foliage. Move out of harsh midday rays into bright, filtered light.
• Yellowing lower leaves — Usually overwatering or poor drainage suffocating the roots. Let the surface dry between waterings and confirm the mix is airy and free-draining.

Propagation

Propagate from 8-10 cm stem-tip cuttings in spring or early summer. Remove lower leaves and insert into moist coir-perlite or water; keep warm and humid under cover, with roots typically forming in 3-4 weeks. 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

Aeschynanthus speciosus is pet-safe. ASPCA-listed as non-toxic to cats, dogs and horses (Lipstick Plant, Aeschynanthus humilis, family Gesneriaceae), with no toxic principles. As with any houseplant, eating large quantities could cause mild, temporary digestive upset. 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.

Aeschynanthus speciosus deep-dive guides

Every aspect of aeschynanthus speciosus care, each with its own calibrated guide:

• Aeschynanthus speciosus watering schedule
• Aeschynanthus speciosus light requirements
• Best soil mix for aeschynanthus speciosus
• Aeschynanthus speciosus fertilizing guide
• When to repot aeschynanthus speciosus
• How to propagate aeschynanthus speciosus
• Aeschynanthus speciosus growth rate & size
• Aeschynanthus speciosus cold hardiness
• Aeschynanthus speciosus temperature & humidity
• Is aeschynanthus speciosus toxic to cats & dogs?
• Is aeschynanthus speciosus toxic to cats?
• Is aeschynanthus speciosus toxic to dogs?
• Getting aeschynanthus speciosus to bloom

Featured in these plant shortlists

Aeschynanthus speciosus qualifies for 10 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

• Best pet-safe houseplants — Houseplants the ASPCA lists as non-toxic to cats and dogs — every one verified against the ASPCA toxic and non-toxic plant list.
• Best plants for a north-facing window — Houseplants for a north-facing window: bright, even, indirect light and no scorching direct sun. Each pick verified against its documented light needs.
• Best trailing & climbing houseplants — Vining and trailing houseplants for shelves, hanging pots, and moss poles — selected by growth habit.
• Best humidity-loving houseplants — Houseplants that thrive in a bathroom, kitchen, or by a humidifier — selected by documented humidity preference.
• Best flowering houseplants — Indoor plants grown for their blooms — selected from the flowering species in Growli’s plant-care library.
• Best pet-safe trailing & hanging plants — Trailing and climbing plants the ASPCA lists as non-toxic to cats and dogs — safe for shelves and hanging pots in a pet home.
• Best pet-safe flowering plants — Flowering houseplants the ASPCA lists as non-toxic to cats and dogs — colour and blooms in a pet home, without the worry.
• Best pet-safe plants for bright light — Non-toxic to cats and dogs and happy in a bright, sunny spot — safe plants for your best-lit windowsill.
• Best cat-safe plants — Houseplants the ASPCA lists as non-toxic to cats (and dogs) — safe greenery for a home with a curious cat.
• Best dog-safe plants — Houseplants the ASPCA lists as non-toxic to dogs (and cats) — safe greenery for a home with a curious dog.
• Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Aeschynanthus speciosus is also commonly called orange lipstick plant or showy lipstick vine.

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• All 3899 plant care guides in the Growli library