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Plant care

Keiske's Leucothoe (Dog Hobble) care

Leucothoe keiskei

Also called Keiske's Leucothoe, Dog Hobble, Fetterbush.

RHS H5USDA 6-9Toxic to petsIndoor 0.5–1 m tall

Watering rhythm

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

Once or twice a week in the growing season, less in winter

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Light

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

Soil

Moist, well-drained, humus-rich, acidic (pH 4.5–6.0)

Humidity

Moderate (40–70%)

Temp

-15 to 25°C

Pet safety

Toxic to pets

Mature size

0.5–1 m tall

Care at a glance

Light

Keiske's Leucothoe wants the spot a few feet back from a sunny window — bright enough to read a paperback at noon, but the sun never falls directly on the leaves. Prefers partial to full shade, especially sheltered from afternoon sun; in bright light, acidic moisture must be consistent to prevent leaf scorch. A faint hand shadow at midday is the right amount; a sharp dark shadow means it's getting direct sun and probably too much.

Watering

Water keiske's leucothoe once or twice a week in the growing season, less in winter. 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 soil evenly moist but never waterlogged; L. keiskei is particularly sensitive to root rot if water sits around the crown.

Soil and pot

Keiske's Leucothoe grows best in moist, well-drained, humus-rich, acidic (ph 4.5–6.0). Plant in lime-free ericaceous compost or a woodland mix with added peat substitute or leaf mould; clay or loam both work if drainage is sound. 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

Keiske's Leucothoe sits happiest at around Moderate (40–70%) humidity and -15 to 25°C (5 to 77°F). Appreciates the moist air of a sheltered, shaded spot; good air circulation around foliage reduces the risk of leaf-spot diseases. 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 keiske's leucothoe sparingly. Feed sparingly with an ericaceous slow-release fertiliser in mid-spring; over-fertilising promotes lush growth susceptible to frost damage. 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 keiske's leucothoe in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Root rot (Phytophthora) — The most common cause of plant death; avoid poorly drained soil or overwatering. If stems blacken at the base, remove affected material and improve drainage immediately.
  • Lace bugs — Tiny sap-sucking insects cause silvery stippling on leaf upper surfaces. Check the undersides of leaves; treat with insecticidal soap or neem oil spray, targeting the undersides.
  • Powdery mildew — Can develop in still, humid conditions. Improve air circulation around the plant and avoid wetting foliage when watering.

Propagation

Take semi-ripe cuttings in summer and root in a mix of peat substitute and perlite; alternatively, layer low branches in autumn, severing once rooted. 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

Keiske's Leucothoe is toxic to pets. Leucothoe sp. are listed as toxic to dogs, cats, and horses by the ASPCA. The toxic principle is grayanotoxins (andromedotoxins), which disrupt sodium channels. Clinical signs include hypersalivation, vomiting, diarrhoea, weakness, low blood pressure, cardiovascular collapse, coma, and potentially death; even a few leaves can cause serious poisoning. 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.

Keiske's Leucothoe care — frequently asked questions

What is the common name for Leucothoe keiskei?

Leucothoe keiskei is most commonly called Keiske's Leucothoe, but it is also known as Keiske's Leucothoe, Dog Hobble, Fetterbush. The names refer to the same species, so care instructions for Keiske's Leucothoe apply identically to anything sold as Dog Hobble.

How much light does keiske's leucothoe need?

Keiske's Leucothoe grows best in medium indirect light (a couple of metres from a window). Prefers partial to full shade, especially sheltered from afternoon sun; in bright light, acidic moisture must be consistent to prevent leaf scorch.

How often should I water keiske's leucothoe?

Water keiske's leucothoe once or twice a week in the growing season, less in winter. Keep soil evenly moist but never waterlogged; L. keiskei is particularly sensitive to root rot if water sits around the crown. 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 keiske's leucothoe toxic to cats and dogs?

Keiske's Leucothoe is toxic to pets. Leucothoe sp. are listed as toxic to dogs, cats, and horses by the ASPCA. The toxic principle is grayanotoxins (andromedotoxins), which disrupt sodium channels. Clinical signs include hypersalivation, vomiting, diarrhoea, weakness, low blood pressure, cardiovascular collapse, coma, and potentially death; even a few leaves can cause serious poisoning.

What USDA hardiness zone does keiske's leucothoe grow in?

Keiske's Leucothoe is rated for USDA zone 6-9 and RHS hardiness H5. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Keiske's Leucothoe deep-dive guides

Every aspect of keiske's leucothoe care, each with its own calibrated guide:

Featured in these plant shortlists

Keiske's Leucothoe 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

Keiske's Leucothoe is also known as Keiske's Leucothoe, Dog Hobble, and Fetterbush.