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Plant care

Ichi Ki Kei Jiro Persimmon (early Fuyu persimmon) care

Diospyros kaki 'Ichi Ki Kei Jiro'

Also called Ichi Ki Kei Jiro persimmon, early Fuyu persimmon.

RHS H4USDA 6-10Mildly toxic to petsIndoor Naturally dwarf

Watering rhythm

Direct sun (at least 4-6 hours)

Deep soak every 7 to 10 days in the growing season; reduce in dormancy

Light

Direct sun (at least 4-6 hours)

Soil

Deep, fertile, well-drained loam

Humidity

40-70%

Temp

-15 to 35°C

Pet safety

Mildly toxic to pets

Mature size

Naturally dwarf

Care at a glance

Light

Ichi Ki Kei Jiro Persimmon needs sun on the leaves, not just bright ambient room light. Full sun, 6 to 8 hours plus, for good fruit set, sweetness and the early ripening this cultivar is valued for. Shade reduces both crop and quality. A south or west-facing windowsill in the northern hemisphere is the default; anywhere else, expect the plant to stretch and pale out within a season.

Watering

Outdoor ichi ki kei jiro persimmon crops want deep soak every 7 to 10 days in the growing season; reduce in dormancy. The single best habit is a finger-test before watering — push a finger 3-4 cm into the soil. Damp = wait a day; dust-dry = water deeply at the base of the plant. Keep moisture even as fruit sizes; container plants dry faster and need more frequent checking. Erratic watering causes fruit drop and cracking. Mulch to buffer.

Soil and pot

Ichi Ki Kei Jiro Persimmon grows best in deep, fertile, well-drained loam. Adaptable across pH 6.0 to 7.5 and tolerant of clay with good drainage. In containers use a free-draining loam-based mix. Avoid waterlogging. 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

Ichi Ki Kei Jiro Persimmon sits happiest at around 40-70% humidity and -15 to 35°C (5 to 95°F). An outdoor tree, indifferent to ambient humidity. Open canopy and airflow reduce fungal leaf spot in mild, damp climates. 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 ichi ki kei jiro persimmon sparingly. Light feeder. Compost or balanced fruit-tree fertiliser in early spring; for containers, a slow-release fruit feed in spring. Avoid excess nitrogen, which causes fruit drop. 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 ichi ki kei jiro persimmon in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Fruit drop on young treesPrecocious bearers can shed fruit early on, and over-fertilising worsens it. Limit nitrogen and keep moisture even to retain more fruit.
  • Container drying outAs a popular patio-pot persimmon, it suffers if the restricted root ball dries; this causes leaf scorch and fruit drop. Water consistently and repot or topdress yearly.
  • Brittle limbsEven on a small tree, heavy fruit can break the brittle wood. Thin fruit and prune to a balanced framework.
  • Frost on early growthHardier than most kaki but new spring growth is frost-tender; a late frost can damage shoots. Protect young foliage in cold snaps.

Propagation

Grafted or budded onto D. virginiana or D. lotus rootstock; does not come true from seed. Bought as grafted nursery stock rather than home-propagated. 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

Ichi Ki Kei Jiro Persimmon is mildly toxic to pets. Diospyros kaki is not individually listed on the ASPCA Toxic and Non-Toxic Plants database, so its status is uncertain — treat with caution and verify with a vet. The ripe flesh is generally regarded as non-toxic, but seeds, stems and any unripe astringent fruit can cause gastrointestinal upset or obstruction, and the high sugar may upset pets. Do not assume pet-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.

Ichi Ki Kei Jiro Persimmon care — frequently asked questions

What is the common name for Diospyros kaki 'Ichi Ki Kei Jiro'?

Diospyros kaki 'Ichi Ki Kei Jiro' is most commonly called Ichi Ki Kei Jiro Persimmon, but it is also known as Ichi Ki Kei Jiro persimmon, early Fuyu persimmon. The names refer to the same species, so care instructions for Ichi Ki Kei Jiro Persimmon apply identically to anything sold as early Fuyu persimmon.

How much light does ichi ki kei jiro persimmon need?

Ichi Ki Kei Jiro Persimmon grows best in direct sun (at least 4-6 hours). Full sun, 6 to 8 hours plus, for good fruit set, sweetness and the early ripening this cultivar is valued for. Shade reduces both crop and quality.

How often should I water ichi ki kei jiro persimmon?

Water ichi ki kei jiro persimmon deep soak every 7 to 10 days in the growing season; reduce in dormancy. Keep moisture even as fruit sizes; container plants dry faster and need more frequent checking. Erratic watering causes fruit drop and cracking. Mulch to buffer. 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 ichi ki kei jiro persimmon toxic to cats and dogs?

Ichi Ki Kei Jiro Persimmon is mildly toxic to pets. Diospyros kaki is not individually listed on the ASPCA Toxic and Non-Toxic Plants database, so its status is uncertain — treat with caution and verify with a vet. The ripe flesh is generally regarded as non-toxic, but seeds, stems and any unripe astringent fruit can cause gastrointestinal upset or obstruction, and the high sugar may upset pets. Do not assume pet-safe.

What USDA hardiness zone does ichi ki kei jiro persimmon grow in?

Ichi Ki Kei Jiro Persimmon is rated for USDA zone 6-10 and RHS hardiness H4. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Ichi Ki Kei Jiro Persimmon deep-dive guides

Every aspect of ichi ki kei jiro persimmon care, each with its own calibrated guide:

Related guides

Ichi Ki Kei Jiro Persimmon is also commonly called Ichi Ki Kei Jiro persimmon or early Fuyu persimmon.