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Tiger Kitten Begonia (eyelash begonia) care

Begonia 'Tiger Kitten'

Also called Tiger Kitten begonia, eyelash begonia.

RHS H1bUSDA 10-12Toxic to petsIndoor 10–15 cm tall and 15–25 cm wide

Watering rhythm

7-14days

Every 7–14 days; allow top 2 cm to dry

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Light

Medium indirect light (a couple of metres from a window)

Soil

Fine-textured, very well-draining mix

Humidity

50–70%

Temp

15–24 °C

Pet safety

Toxic to pets

Mature size

10–15 cm tall and 15–25 cm wide

Care at a glance

Light

The Goldilocks zone. Not the south-facing windowsill (too hot, too direct), not the back of the room (too dim, growth stalls). Performs well in medium indirect light, making it one of the more adaptable begonias for dimmer interiors; avoid harsh direct sun that will scorch the small, delicate leaves. If you can't decide, a free phone lux-meter app aimed at the leaf at noon should read between 800 and 1,500 lux.

Watering

Watering tiger kitten begonia: every 7–14 days; allow top 2 cm to dry. The number that matters isn't the day of the week — it's how dry the top 2-3 cm of the pot feels. A finger in the soil tells you more than a watering app. After every watering, tip the saucer. Water carefully at the soil surface or bottom-water; the compact, low-growing habit means water very easily accumulates in the crown and causes rot — always err on the drier side.

Soil and pot

Tiger Kitten Begonia grows best in fine-textured, very well-draining mix. A 50:50 blend of peat-free multi-purpose compost and perlite in a small pot with excellent drainage is ideal; avoid dense or water-retentive mixes, which compact around the small root system. 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

Tiger Kitten Begonia sits happiest at around 50–70% humidity and 15–24 °C (59–75 °F). Benefits from moderate to elevated humidity; well-suited to terrariums or glass cases where humidity is naturally high, but ensure some air movement to prevent botrytis. If you keep the room above 15–24 °C 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 tiger kitten begonia sparingly. Feed monthly at one-quarter strength with a balanced liquid fertiliser during the growing season; this miniature cultivar has modest nutritional needs and overfeeding causes leggy, soft growth. 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 tiger kitten begonia in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Crown rot — The compact rosette habit of eyelash begonias makes the crown particularly prone to rotting if water pools at the centre; water around the perimeter of the pot or use bottom-watering exclusively.
  • Fungus gnats — Small, persistently moist potting mix is attractive to fungus gnat larvae that damage fine roots; allow the soil surface to dry between waterings and use yellow sticky traps to monitor adult populations.

Propagation

Divide rhizomes in spring or take leaf-petiole cuttings inserted into moist cutting compost; the small leaf size means individual leaf sections are less practical — whole leaf cuttings with 2–3 cm of petiole attached root most reliably. 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

Tiger Kitten Begonia is toxic to pets. Begonia 'Tiger Kitten' belongs to the Begonia genus, which the ASPCA lists as toxic to cats and dogs. Ingestion of any part — particularly the rhizome — can cause oral irritation, excessive salivation, vomiting, and difficulty swallowing due to soluble oxalate crystals. 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.

Tiger Kitten Begonia care — frequently asked questions

What is the common name for Begonia 'Tiger Kitten'?

Begonia 'Tiger Kitten' is most commonly called Tiger Kitten Begonia, but it is also known as Tiger Kitten begonia, eyelash begonia. The names refer to the same species, so care instructions for Tiger Kitten Begonia apply identically to anything sold as eyelash begonia.

How much light does tiger kitten begonia need?

Tiger Kitten Begonia grows best in medium indirect light (a couple of metres from a window). Performs well in medium indirect light, making it one of the more adaptable begonias for dimmer interiors; avoid harsh direct sun that will scorch the small, delicate leaves.

How often should I water tiger kitten begonia?

Water tiger kitten begonia every 7–14 days; allow top 2 cm to dry. Water carefully at the soil surface or bottom-water; the compact, low-growing habit means water very easily accumulates in the crown and causes rot — always err on the drier side. 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 tiger kitten begonia toxic to cats and dogs?

Tiger Kitten Begonia is toxic to pets. Begonia 'Tiger Kitten' belongs to the Begonia genus, which the ASPCA lists as toxic to cats and dogs. Ingestion of any part — particularly the rhizome — can cause oral irritation, excessive salivation, vomiting, and difficulty swallowing due to soluble oxalate crystals.

What USDA hardiness zone does tiger kitten begonia grow in?

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

Tiger Kitten Begonia deep-dive guides

Every aspect of tiger kitten begonia care, each with its own calibrated guide:

Featured in these plant shortlists

Tiger Kitten Begonia qualifies for 6 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

  • Best low-light houseplants — Houseplants that need no direct sun and cope with a north-facing room or a spot well back from a window.
  • 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.
  • Best bathroom plants — Humidity-loving houseplants that also cope with lower light — suited to the steamy, often-dim conditions of a typical bathroom.
  • 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.
  • Best small & tabletop houseplants — Compact houseplants that stay under about 40 cm — desk, shelf and windowsill plants that never outgrow a small space.
  • Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Tiger Kitten Begonia is also commonly called Tiger Kitten begonia or eyelash begonia.