Shohin Japanese Maple (Kiyohime Japanese Maple) care

Light

In the wild shohin japanese maple 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. Grow outdoors in morning sun with shade from harsh midday and afternoon heat, which scorches the fine foliage. Dappled or filtered light gives the best leaf colour and the tightest, short-internode growth that suits shohin work. 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 keep soil consistently moist; often daily in summer heat for shohin japanese maple, 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. Maples are thirsty in leaf and resent drying out, which crisps leaf margins. Water when the surface starts to dry, sometimes twice daily in hot weather, but ensure sharp drainage so roots are never standing in water. Reduce sharply when dormant.

Soil and pot

Shohin Japanese Maple grows best in free-draining, slightly acidic bonsai mix. A classic akadama-pumice-lava blend works well, or a loam-based mix opened with grit. Aim for moisture-retentive yet fast-draining and mildly acidic; avoid heavy, alkaline soils that cause chlorosis. 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

Shohin Japanese Maple sits happiest at around 40-70% humidity and -15 to 25°C (5-77°F). An outdoor plant that prefers ambient humidity and good air movement. Dry, hot wind is the main enemy, desiccating the delicate leaves; a sheltered position protects the foliage during summer. If you keep the room above 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 shohin japanese maple sparingly. Feed from leaf-out through summer with a balanced or slightly higher-potassium bonsai feed, easing nitrogen in midsummer to avoid coarse, long internodes. Stop feeding well before dormancy. Restrained feeding keeps the short internodes that make 'Kiyohime' so valuable for small bonsai. 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 shohin japanese maple in the Growli community. Each is annotated with the most common cause so you know where to start.

• Leaf scorch — Brown, crispy margins from too much sun, wind or under-watering. Move to morning sun and afternoon shade and keep the rootball evenly moist.
• Apex dieback — Strong upper growth shades and weakens lower branches; 'Kiyohime' apexes can die back if left unchecked. Thin and weaken the top to keep the spreading form.
• Verticillium wilt — A soil-borne fungus causing sudden branch wilt and dieback. Remove affected wood, sterilise tools, and improve drainage and vigour; there is no chemical cure.
• Aphids — Cluster on soft new shoots, distorting growth and dropping honeydew. Hose off or treat with insecticidal soap early in the season.

Propagation

Cultivars do not come true from seed, so 'Kiyohime' is propagated by softwood cuttings under mist, by grafting onto Acer palmatum seedling rootstock, or by air layering of established branches. 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

Shohin Japanese Maple is mildly toxic to pets. Acer palmatum is not individually listed on the ASPCA toxic or non-toxic plant lists, so its status is not formally confirmed; treat with caution and verify with a vet. Note the genus member Acer rubrum (red maple) is dangerously toxic to horses; A. palmatum is generally regarded as low-risk to cats and dogs but is not ASPCA-affirmed safe. 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.

Shohin Japanese Maple deep-dive guides

Every aspect of shohin japanese maple care, each with its own calibrated guide:

• Shohin Japanese Maple watering schedule
• Shohin Japanese Maple light requirements
• Best soil mix for shohin japanese maple
• Shohin Japanese Maple fertilizing guide
• When to repot shohin japanese maple
• How to propagate shohin japanese maple
• Shohin Japanese Maple growth rate & size
• Shohin Japanese Maple cold hardiness
• Shohin Japanese Maple temperature & humidity
• Is shohin japanese maple toxic to cats & dogs?
• Is shohin japanese maple toxic to cats?
• Is shohin japanese maple toxic to dogs?
• Getting shohin japanese maple to bloom

Featured in these plant shortlists

Shohin Japanese Maple 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 flowering houseplants — Indoor plants grown for their blooms — selected from the flowering species in Growli’s plant-care library.
• Best houseplants for a cool room — Houseplants that tolerate cool conditions down to about 10°C — for an unheated spare room, hallway, porch or a home kept cool.
• Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

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Shohin Japanese Maple is also commonly called Kiyohime Japanese Maple.

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