Growli

Plant care

Shampoo Ginger (Pinecone Ginger) care

Zingiber zerumbet

Also called Shampoo Ginger, Pinecone Ginger, Awapuhi, Bitter Ginger.

RHS H2USDA 8b–11Pet-safeIndoor 1–2 m tall (3–6 ft)

Watering rhythm

3-5days

Every 3–5 days in the growing season; minimal to none during winter dormancy

Light

Bright indirect light (just back from a sunny window)

Soil

Rich, organic, moisture-retentive loam with good drainage

Humidity

60–80%

Temp

18–30°C

Pet safety

Pet-safe

Mature size

1–2 m tall (3–6 ft)

Care at a glance

Light

In the wild shampoo ginger 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. Thrives in partial shade to dappled sunlight — ideally 4–6 hours of filtered or indirect light daily. Morning sun is beneficial but intense afternoon sun scorches the large leaves. Indoors, a bright east-facing window or a position near but not in a south-facing window is ideal. 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 every 3–5 days in the growing season; minimal to none during winter dormancy for shampoo ginger, 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. Requires consistently moist (but not waterlogged) soil throughout the growing season. Water freely in spring and summer. As the foliage dies back in autumn, progressively reduce water. During winter dormancy (rhizome in soil), water very sparingly — just enough to prevent complete desiccation.

Soil and pot

Shampoo Ginger grows best in rich, organic, moisture-retentive loam with good drainage. Plant in a fertile, humus-rich loam amended with compost. Good drainage is important despite the need for moisture — avoid clay soils. A slightly acidic to neutral pH of 5.5–7.0 is suitable. 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

Shampoo Ginger sits happiest at around 60–80% humidity and 18–30°C (65–86°F). Thrives in high humidity typical of its tropical habitat. Indoors, use a humidifier or pebble tray, particularly in winter when central heating dries the air. Grouping plants together also helps maintain local humidity. If you keep the room above 18–30°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 shampoo ginger sparingly. In spring and summer, feed monthly with a balanced slow-release or liquid fertiliser. Topdress with compost annually at the start of the growing season. No feeding is required during winter dormancy. 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 shampoo ginger in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Leaf scorch and brown edgesCaused by direct, harsh sun or very low humidity. Move to a partially shaded spot and increase humidity around the plant. Trim damaged leaf tips with clean scissors to improve appearance.
  • Rhizome rot in winterIf the soil stays waterlogged during dormancy, the rhizome rots. After foliage dies back, reduce watering to almost nothing. In colder climates, dig and store rhizomes in barely damp compost in a frost-free location.
  • Failure to produce conesFlowering requires the plant to be well-established (2+ years), receive adequate warmth (above 20°C), and sufficient light. Newly potted or overcrowded rhizomes may not flower. Divide and repot if the clump is congested.

Propagation

Divide rhizomes in late winter or early spring, just as new growth begins. Each division should have at least 2–3 healthy buds. Allow cut surfaces to callus for 24 hours before planting in fresh, moist potting compost. Place in a warm spot (22–25°C) and keep moist until shoots emerge. 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

Shampoo Ginger is pet-safe. Zingiber species belong to family Zingiberaceae, which the ASPCA considers non-toxic to cats and dogs. True gingers have no identified toxic principle for pets. Zingiber zerumbet is not individually listed by ASPCA but the family is confirmed non-toxic; as with any plant, large consumption could cause mild digestive upset. 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.

Shampoo Ginger care — frequently asked questions

What is the common name for Zingiber zerumbet?

Zingiber zerumbet is most commonly called Shampoo Ginger, but it is also known as Shampoo Ginger, Pinecone Ginger, Awapuhi, Bitter Ginger. The names refer to the same species, so care instructions for Shampoo Ginger apply identically to anything sold as Pinecone Ginger.

How much light does shampoo ginger need?

Shampoo Ginger grows best in bright indirect light (just back from a sunny window). Thrives in partial shade to dappled sunlight — ideally 4–6 hours of filtered or indirect light daily. Morning sun is beneficial but intense afternoon sun scorches the large leaves. Indoors, a bright east-facing window or a position near but not in a south-facing window is ideal.

How often should I water shampoo ginger?

Water shampoo ginger every 3–5 days in the growing season; minimal to none during winter dormancy. Requires consistently moist (but not waterlogged) soil throughout the growing season. Water freely in spring and summer. As the foliage dies back in autumn, progressively reduce water. During winter dormancy (rhizome in soil), water very sparingly — just enough to prevent complete desiccation. 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 shampoo ginger toxic to cats and dogs?

Shampoo Ginger is pet-safe. Zingiber species belong to family Zingiberaceae, which the ASPCA considers non-toxic to cats and dogs. True gingers have no identified toxic principle for pets. Zingiber zerumbet is not individually listed by ASPCA but the family is confirmed non-toxic; as with any plant, large consumption could cause mild digestive upset.

What USDA hardiness zone does shampoo ginger grow in?

Shampoo Ginger is rated for USDA zone 8b–11 and RHS hardiness H2. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Shampoo Ginger deep-dive guides

Every aspect of shampoo ginger care, each with its own calibrated guide:

Featured in these plant shortlists

Shampoo Ginger qualifies for 8 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

  • Best pet-safe houseplantsHouseplants the ASPCA lists as non-toxic to cats and dogs — every one verified against the ASPCA toxic and non-toxic plant list.
  • Best plants for a north-facing windowHouseplants 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 houseplantsHouseplants that thrive in a bathroom, kitchen, or by a humidifier — selected by documented humidity preference.
  • Best pet-safe plants for bright lightNon-toxic to cats and dogs and happy in a bright, sunny spot — safe plants for your best-lit windowsill.
  • Best pet-safe large indoor plantsBig, floor-standing houseplants the ASPCA lists as non-toxic to cats and dogs — a statement plant that is safe around pets.
  • Best fragrant houseplantsIndoor plants with scented flowers or aromatic foliage — greenery you can smell, selected from our care library.
  • Best cat-safe plantsHouseplants the ASPCA lists as non-toxic to cats (and dogs) — safe greenery for a home with a curious cat.
  • Best dog-safe plantsHouseplants the ASPCA lists as non-toxic to dogs (and cats) — safe greenery for a home with a curious dog.
  • Browse all 29 plant shortlists — pet-safe, low-light, drought-tolerant and more

Related guides

Shampoo Ginger is also known as Shampoo Ginger, Pinecone Ginger, Awapuhi, and Bitter Ginger.