Anthurium andreanum 'Sonate' (Sonate anthurium) care

Light

Anthurium andreanum 'Sonate' 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 drives steady flowering. Too little light means few or no spathes; direct sun fades and scorches both blooms and leaves. A phone lux-meter at the leaf surface should read 1,500-3,000 lux at noon.

Watering

Water anthurium andreanum 'sonate' when the top 2-3 cm of soil is dry, about every 5-7 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 lightly and evenly moist, watering when the surface dries. Empty the saucer after watering; standing water rots the roots and shortens bloom life.

Soil and pot

Anthurium andreanum 'Sonate' grows best in light, free-draining aroid mix. Use a chunky blend of orchid bark, perlite and peat or coco coir so roots stay aerated. Standard dense potting soil holds too much water for this cultivar. 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 andreanum 'Sonate' sits happiest at around 50-60% humidity and 18-27°C (65-80°F). Average to moderately high humidity keeps foliage and spathes crisp. Below 40% leaf edges brown; a pebble tray or nearby humidifier helps in dry homes. 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 andreanum 'sonate' sparingly. Feed every 4-6 weeks in spring and summer with a balanced or bloom-supporting liquid fertiliser at quarter to half strength; over-feeding favours leaves over flowers. Reduce 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 andreanum 'sonate' in the Growli community. Each is annotated with the most common cause so you know where to start.

• Few or no flowers — Most often insufficient light or excess nitrogen. Move to brighter indirect light and use a lower-nitrogen, bloom-supporting feed.
• Browning leaf tips — Low humidity or salt/hard-water build-up. Raise humidity, use filtered water and flush the pot occasionally.
• Spathes greening or fading fast — Too much direct sun or ageing blooms. Move out of direct sun and deadhead old spathes to redirect energy.
• Root rot — From soggy, dense soil. Repot into an airy aroid mix and let the surface dry between waterings.

Propagation

Propagate by division of offsets at repotting, keeping a section of roots with each division. As a named cultivar it is reproduced clonally, not reliably from seed. 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 andreanum 'Sonate' is toxic to pets. Toxic to cats and dogs. Anthurium is listed by the ASPCA as toxic owing to insoluble calcium oxalate crystals; biting the leaves or colourful spathes causes oral irritation, drooling, swelling of the mouth and difficulty swallowing. The bright blooms can attract curious pets, so site it out of reach. 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 andreanum 'Sonate' deep-dive guides

Every aspect of anthurium andreanum 'sonate' care, each with its own calibrated guide:

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

Featured in these plant shortlists

Anthurium andreanum 'Sonate' qualifies for 3 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 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 andreanum 'Sonate' is also commonly called Sonate anthurium or white-pink 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