King Anthurium (Veitch's Anthurium) care

Light

In the wild king anthurium 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. Thrives in bright, indirect light. Keep it out of direct sun, which scorches the thin pendant 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 when top 2-3 cm dry for king anthurium, 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. Keep the mix lightly moist but never waterlogged, letting the top 2-3 cm dry before watering again. Water more often in brighter light and less in low light.

Soil and pot

King Anthurium grows best in chunky, airy epiphyte mix. Use a loose, fast-draining aroid mix of orchid bark, perlite and sphagnum moss that holds some moisture but drains freely. As an epiphyte its roots need plenty of airflow. 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

King Anthurium sits happiest at around 60-90% humidity and 15-26°C (60-80°F). High humidity is essential — keep it above 60% so new leaves emerge undamaged from the cataphyll. If you keep the room above 15 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 king anthurium sparingly. Feed with a balanced, diluted houseplant fertiliser roughly monthly during the spring-summer growing season. Reduce or stop feeding in autumn and winter when growth slows. 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 king anthurium in the Growli community. Each is annotated with the most common cause so you know where to start.

• Crispy leaf edges — Low humidity or dry air, especially as new leaves unfurl.
• Yellowing leaves — Usually overwatering or a mix that stays too wet around the roots.
• Brown leaf scorch — Direct sunlight burning the thin, delicate foliage.
• Deformed new growth — Humidity dropping too low while a leaf emerges from the cataphyll.
• Root rot — A dense, water-retentive mix or standing water suffocating the epiphytic roots.
• Stalled/slow growth — Temperatures too cold (below ~15°C) or insufficient light and feeding.

Propagation

Easiest by division — separate offsets that have their own healthy roots and pot them in the same airy mix. Stem cuttings with at least one node also root in sphagnum moss or water within a few weeks during the growing season. 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

King Anthurium is toxic to pets. Toxic to cats and dogs. The ASPCA lists Anthurium (Araceae) as toxic to dogs, cats and horses; A. veitchii is not listed by species but belongs to the same genus, whose toxic principle is insoluble calcium oxalates that cause oral irritation, drooling and vomiting if chewed. 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.

King Anthurium deep-dive guides

Every aspect of king anthurium care, each with its own calibrated guide:

• King Anthurium watering schedule
• King Anthurium light requirements
• Best soil mix for king anthurium
• King Anthurium fertilizing guide
• When to repot king anthurium
• How to propagate king anthurium
• King Anthurium growth rate & size
• King Anthurium cold hardiness
• King Anthurium temperature & humidity
• Is king anthurium toxic to cats & dogs?

Related guides

King Anthurium is also known as King Anthurium, Veitch's Anthurium, and King of Anthuriums.

• 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 389 plant care guides in the Growli library