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Plant care

Anthurium arisaemoides (arisaema-like anthurium) care

Anthurium arisaemoides

Also called arisaema-like anthurium.

RHS H1bUSDA 10-12Toxic to petsIndoor A compact species

Watering rhythm

4-7days

When the top 2 cm of mix begins to dry, about every 4-7 days

Light

Bright indirect light (just back from a sunny window)

Soil

Light, airy epiphytic mix

Humidity

70-90%

Temp

18-26°C

Pet safety

Toxic to pets

Mature size

A compact species

Care at a glance

Light

Anthurium arisaemoides 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 supports its finely divided leaves without scorching them. Filtered light or a position several feet from a bright window suits it; direct sun burns the delicate segments, and low light leaves growth sparse and stunted. A phone lux-meter at the leaf surface should read 1,500-3,000 lux at noon.

Watering

Water anthurium arisaemoides when the top 2 cm of mix begins to dry, about every 4-7 days. 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 airy mix consistently lightly moist, as this smaller epiphyte dries faster than bulkier anthuriums. Water thoroughly and let only the surface dry; avoid both full drought and a waterlogged medium, which the fine roots will not tolerate.

Soil and pot

Anthurium arisaemoides grows best in light, airy epiphytic mix. A fine-to-medium chunky blend of orchid bark, perlite, fine coco, and sphagnum holds gentle moisture while staying open. Its relatively delicate roots prefer a medium that never compacts; in terrariums a sphagnum-heavy mix works well with good 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

Anthurium arisaemoides sits happiest at around 70-90% humidity and 18-26°C (65-79°F). A genuinely high-humidity species best grown in a terrarium or grow cabinet; it struggles in open-room humidity. Sustained levels above 70% keep the divided leaves intact, while dry air rapidly browns and crisps the fine segments. 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 arisaemoides sparingly. Feed lightly every 4 weeks in active growth with a balanced liquid fertiliser at quarter strength; this smaller, fine-rooted species is easily over-fertilised. Flush the mix regularly to avoid salt buildup and pause feeding 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 anthurium arisaemoides in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Crisping divided leavesLow humidity is the prime culprit; this species really needs a terrarium or cabinet above 70% humidity to keep its segments intact.
  • Drying out too fastIts small rootball and airy mix dry quickly; check moisture more often and keep the medium lightly moist.
  • Stunted growthOften too little light or humidity; brighten the indirect light and stabilise the enclosed environment.
  • Root rot in sphagnumOver-packed wet sphagnum suffocates the fine roots; keep the mix airy and ensure ventilation in enclosures.

Propagation

Propagate by careful division of the clumping base, ensuring each piece has roots and a growth point, ideally during repotting. Given its delicacy, divide sparingly and re-establish divisions in a humid, enclosed environment to reduce transplant stress. 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 arisaemoides is toxic to pets. Toxic to cats and dogs. The ASPCA lists Anthurium as toxic due to insoluble calcium oxalate crystals found throughout aroids. Chewing causes oral burning and irritation, drooling, pawing at the mouth, oral swelling, vomiting, and difficulty swallowing. 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 arisaemoides care — frequently asked questions

What is the common name for Anthurium arisaemoides?

Anthurium arisaemoides is most commonly called Anthurium arisaemoides, but it is also known as arisaema-like anthurium. The names refer to the same species, so care instructions for Anthurium arisaemoides apply identically to anything sold as arisaema-like anthurium.

How much light does anthurium arisaemoides need?

Anthurium arisaemoides grows best in bright indirect light (just back from a sunny window). Bright, indirect light supports its finely divided leaves without scorching them. Filtered light or a position several feet from a bright window suits it; direct sun burns the delicate segments, and low light leaves growth sparse and stunted.

How often should I water anthurium arisaemoides?

Water anthurium arisaemoides when the top 2 cm of mix begins to dry, about every 4-7 days. Keep the airy mix consistently lightly moist, as this smaller epiphyte dries faster than bulkier anthuriums. Water thoroughly and let only the surface dry; avoid both full drought and a waterlogged medium, which the fine roots will not tolerate. 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 anthurium arisaemoides toxic to cats and dogs?

Anthurium arisaemoides is toxic to pets. Toxic to cats and dogs. The ASPCA lists Anthurium as toxic due to insoluble calcium oxalate crystals found throughout aroids. Chewing causes oral burning and irritation, drooling, pawing at the mouth, oral swelling, vomiting, and difficulty swallowing.

What USDA hardiness zone does anthurium arisaemoides grow in?

Anthurium arisaemoides is rated for USDA zone 10-12 (indoor in most US homes) and RHS hardiness H1b. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Anthurium arisaemoides deep-dive guides

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

Featured in these plant shortlists

Anthurium arisaemoides qualifies for 5 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Anthurium arisaemoides is also commonly called arisaema-like anthurium.