Anthurium andraeanum 'Tropic Sunset' (Tropic Sunset anthurium) care

Light

In the wild anthurium andraeanum 'tropic sunset' 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. Bright, indirect light keeps the orange spathes warm and intense and fuels repeat flowering. Direct sun fades and scorches the bracts, while too little light dulls colour and stretches the stems. An east window or filtered bright spot works well. 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 when the top 2-3 cm of mix is dry, roughly every 5-7 days in growth for anthurium andraeanum 'tropic sunset', 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 deeply, let it drain fully, and allow the surface to dry before the next watering. The fleshy roots are prone to rot, so never leave the pot standing in water. Water less often in the low-light winter months.

Soil and pot

Anthurium andraeanum 'Tropic Sunset' grows best in chunky, free-draining epiphytic aroid mix. Blend orchid bark, perlite, and coco coir or peat with charcoal. The airy, open medium suits its epiphytic roots, holding light moisture while draining quickly; dense compost retains too much water and invites rot. 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

Anthurium andraeanum 'Tropic Sunset' sits happiest at around 50-70% humidity and 18-29°C (65-84°F). Best above 50% humidity, where foliage stays clean and blooms last longer. Dry air browns leaf and spathe margins. Use a humidifier, pebble tray, or plant grouping to raise humidity, and keep open spathes dry to prevent spotting. 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 anthurium andraeanum 'tropic sunset' sparingly. Apply a half-strength balanced fertiliser every 4-6 weeks in spring and summer, or a high-phosphorus bloom feed to keep the spathes coming. Reduce or stop in autumn and winter. Flush the pot occasionally to wash out salts that would otherwise scorch the root tips. 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 anthurium andraeanum 'tropic sunset' in the Growli community. Each is annotated with the most common cause so you know where to start.

• Faded or scorched spathes — Direct sun or hot dry air bleaches and burns the orange bracts. Move to bright indirect light and away from heat sources.
• Few or no flowers — Too little light or excess nitrogen. Brighten the position and switch to a higher-phosphorus bloom feed during the growing season.
• Yellowing leaves — Overwatering or a soggy, dense mix. Let the surface dry between waterings and repot into a chunkier, faster-draining aroid blend.
• Brown leaf tips and edges — Low humidity or fertiliser salt build-up. Raise humidity and flush the pot every few months to clear accumulated salts.

Propagation

Propagate by division when repotting, separating rooted offsets or side crowns each with roots and a growth point. Stem cuttings with aerial roots also root in a warm, humid, airy medium. Being a hybrid, it does not come true from seed, so division preserves the cultivar. 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

Anthurium andraeanum 'Tropic Sunset' is toxic to pets. ASPCA lists Anthurium as toxic to cats and dogs. The toxic principle is insoluble calcium oxalate raphides, which embed in the mouth when chewed and cause burning oral pain, drooling, vomiting, and difficulty swallowing. Keep away from pets and children and wash hands after handling. 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.

Anthurium andraeanum 'Tropic Sunset' deep-dive guides

Every aspect of anthurium andraeanum 'tropic sunset' care, each with its own calibrated guide:

• Anthurium andraeanum 'Tropic Sunset' watering schedule
• Anthurium andraeanum 'Tropic Sunset' light requirements
• Best soil mix for anthurium andraeanum 'tropic sunset'
• Anthurium andraeanum 'Tropic Sunset' fertilizing guide
• When to repot anthurium andraeanum 'tropic sunset'
• How to propagate anthurium andraeanum 'tropic sunset'
• Anthurium andraeanum 'Tropic Sunset' growth rate & size
• Anthurium andraeanum 'Tropic Sunset' cold hardiness
• Anthurium andraeanum 'Tropic Sunset' temperature & humidity
• Is anthurium andraeanum 'tropic sunset' toxic to cats & dogs?
• Is anthurium andraeanum 'tropic sunset' toxic to cats?
• Is anthurium andraeanum 'tropic sunset' toxic to dogs?

Featured in these plant shortlists

Anthurium andraeanum 'Tropic Sunset' qualifies for 4 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

• 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.
• Houseplants toxic to cats & dogs — The common houseplants the ASPCA lists as toxic to cats and dogs — the ones to keep out of reach, each with its symptoms and a safe alternative.
• Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Anthurium andraeanum 'Tropic Sunset' is also commonly called Tropic Sunset anthurium or orange anthurium.

• Types of anthurium — varieties identified, with care and pet-safety
• Monstera care — light, water and common problems
• Pothos care — light, water and common problems
• Fiddle leaf fig care — light, water and common problems
• All 2464 plant care guides in the Growli library