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Plant care

Lycaste skinneri (Skinner's Lycaste) care

Lycaste skinneri

Also called Skinner's Lycaste, Guatemalan National Orchid.

RHS H1bUSDA 10-11Mildly toxic to petsIndoor Pseudobulbs 8-15 cm tall with leaves arching to 30-60 cm

Watering rhythm

5-7days

Every 5-7 days in active growth; reduce sharply after leaf drop, roughly every 2-3 weeks in winter rest

Light

Bright indirect light (just back from a sunny window)

Soil

Open medium-grade bark orchid mix

Humidity

50-70%

Temp

10-24°C

Pet safety

Mildly toxic to pets

Mature size

Pseudobulbs 8-15 cm tall with leaves arching to 30-60 cm

Care at a glance

Light

In the wild lycaste skinneri 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. Bright, filtered light similar to Cattleya but slightly softer; an east or shaded south window suits it. The pleated leaves scorch in direct midday sun, so diffuse with a sheer curtain. Leaves should be mid-green, not dark; yellowing pleats signal too much sun. 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 5-7 days in active growth; reduce sharply after leaf drop, roughly every 2-3 weeks in winter rest for lycaste skinneri, 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. Water generously while new growth and roots develop in spring and summer, letting the mix approach dryness between soakings. After leaves yellow and fall, cut water to occasional light moisture so the pseudobulbs do not shrivel. Resume regular watering when new growth appears.

Soil and pot

Lycaste skinneri grows best in open medium-grade bark orchid mix. A free-draining bark-based mix with some perlite or charcoal in a pot that lets roots dry between waterings. Many growers add a little sphagnum or fine bark for the moisture-loving root tips. Repot every two years as growth begins, just before new roots extend, because Lycaste resents soggy, broken-down media. 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

Lycaste skinneri sits happiest at around 50-70% humidity and 10-24°C (50-75°F). Cloud-forest humidity around 50-70% keeps the large pleated leaves from browning at the tips. A humidity tray, room humidifier, or grouped plants help indoors, paired with steady air movement to prevent fungal spotting on the soft foliage. If you keep the room above 10 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 lycaste skinneri sparingly. Feed every two weeks at half strength with a balanced orchid fertiliser during active spring-to-autumn growth; switch to a higher-phosphorus bloom feed late in the season. Stop feeding entirely through the leafless winter rest and flush the mix monthly to prevent salt buildup. 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 lycaste skinneri in the Growli community. Each is annotated with the most common cause so you know where to start.

  • No flowersUsually a missing seasonal rest. Lycaste needs cooler, drier winter conditions and a real dip in watering to trigger the bloom spike from mature pseudobulbs.
  • Brown leaf tipsLow humidity or salt buildup. Raise ambient moisture and flush the mix monthly with plain water to leach accumulated fertiliser salts.
  • Spider mitesThe soft pleated leaves are mite-prone in dry indoor air; look for fine stippling and webbing on undersides. Rinse foliage and raise humidity.
  • Shrivelled pseudobulbsOver-drying during the rest, or dead roots from earlier overwatering. Check root health at repotting and keep the winter rest light rather than bone-dry.

Propagation

Divide mature clumps at repotting in spring as new growth starts, keeping at least three to four pseudobulbs per division so each piece has the reserves to flower. Older leafless back-bulbs can sometimes be potted separately to sprout new growth. Seed propagation requires lab flasking and is impractical at home. 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

Lycaste skinneri is mildly toxic to pets. Lycaste is not individually listed in the ASPCA Toxic and Non-Toxic Plants database, and the ASPCA does not publish a blanket 'all orchids are safe' entry. While several orchid genera the ASPCA does list (Phalaenopsis, Cattleya, Sophronitis, Bulbophyllum) are classified non-toxic to cats and dogs, Lycaste skinneri is unconfirmed; treat with caution, keep out of pets' reach, and verify with a vet before assuming it is 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.

Lycaste skinneri care — frequently asked questions

What is the common name for Lycaste skinneri?

Lycaste skinneri is most commonly called Lycaste skinneri, but it is also known as Skinner's Lycaste, Guatemalan National Orchid. The names refer to the same species, so care instructions for Lycaste skinneri apply identically to anything sold as Skinner's Lycaste.

How much light does lycaste skinneri need?

Lycaste skinneri grows best in bright indirect light (just back from a sunny window). Bright, filtered light similar to Cattleya but slightly softer; an east or shaded south window suits it. The pleated leaves scorch in direct midday sun, so diffuse with a sheer curtain. Leaves should be mid-green, not dark; yellowing pleats signal too much sun.

How often should I water lycaste skinneri?

Water lycaste skinneri every 5-7 days in active growth; reduce sharply after leaf drop, roughly every 2-3 weeks in winter rest. Water generously while new growth and roots develop in spring and summer, letting the mix approach dryness between soakings. After leaves yellow and fall, cut water to occasional light moisture so the pseudobulbs do not shrivel. Resume regular watering when new growth appears. 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 lycaste skinneri toxic to cats and dogs?

Lycaste skinneri is mildly toxic to pets. Lycaste is not individually listed in the ASPCA Toxic and Non-Toxic Plants database, and the ASPCA does not publish a blanket 'all orchids are safe' entry. While several orchid genera the ASPCA does list (Phalaenopsis, Cattleya, Sophronitis, Bulbophyllum) are classified non-toxic to cats and dogs, Lycaste skinneri is unconfirmed; treat with caution, keep out of pets' reach, and verify with a vet before assuming it is safe.

What USDA hardiness zone does lycaste skinneri grow in?

Lycaste skinneri is rated for USDA zone 10-11 (grown indoors / greenhouse in most US and UK homes) and RHS hardiness H1b. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Lycaste skinneri deep-dive guides

Every aspect of lycaste skinneri care, each with its own calibrated guide:

Featured in these plant shortlists

Lycaste skinneri 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

Lycaste skinneri is also commonly called Skinner's Lycaste or Guatemalan National Orchid.