Growli

Plant care

Entire-Lipped Catasetum (Intact Catasetum) care

Catasetum integerrimum

Also called Entire-Lipped Catasetum, Intact Catasetum.

RHS H1aUSDA 11-12Pet-safeIndoor 50 cm tall

Watering rhythm

Bright indirect light (just back from a sunny window)

Abundantly during active growth (spring–autumn); near-dry during winter dormancy

Light

Bright indirect light (just back from a sunny window)

Soil

Fast-draining epiphytic bark mix or cork/tree-fern mount

Humidity

60–80%

Temp

15–29°C

Pet safety

Pet-safe

Mature size

50 cm tall

Care at a glance

Light

Entire-Lipped Catasetum is what florists mean by "bright spot, no direct sun" — close enough to a south or east window to feel the brightness, with a sheer curtain or a few feet of distance keeping the sun off the leaves. Needs 25,000–40,000 lux of bright, filtered light — similar to a shaded south or west window. Shield from intense midday sun. Strong air movement is important; this species naturally grows in open, airy forest situations. A phone lux-meter at the leaf surface should read 1,500-3,000 lux at noon.

Watering

Water entire-lipped catasetum abundantly during active growth (spring–autumn); near-dry during winter dormancy. 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. Water freely while new leaves are forming, allowing the medium to approach dryness between waterings but never fully dry out. As pseudobulbs mature in autumn and leaves begin to yellow and drop, drastically reduce water. During leafless dormancy supply just enough to prevent pseudobulb wrinkling. Overwatering in winter is the primary cause of plant loss.

Soil and pot

Entire-Lipped Catasetum grows best in fast-draining epiphytic bark mix or cork/tree-fern mount. Use a mix of medium fir bark, perlite, and wood charcoal, or mount on cork bark or tree-fern slabs (requiring daily irrigation in summer). Annual repotting into fresh medium is recommended to prevent substrate acidification. 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

Entire-Lipped Catasetum sits happiest at around 60–80% humidity and 15–29°C (59–84°F). Maintains 75–80% relative humidity through the active growing season (late spring to early autumn), dropping to around 60–65% during the late-winter and early-spring rest phase. Good air circulation prevents fungal issues at high humidity. If you keep the room above 15–29°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 entire-lipped catasetum sparingly. Feed weekly at quarter to half recommended strength during active growth. Use a high-nitrogen formula (e.g. 30-10-10) from spring through midsummer, then switch to a high-phosphorus formula (e.g. 10-30-20) in late summer and autumn to harden pseudobulbs. Discontinue fertiliser completely 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 entire-lipped catasetum in the Growli community. Each is annotated with the most common cause so you know where to start.

  • Premature leaf drop or rot in dormancyContinuing to water after leaves naturally yellow and fall triggers root rot. Once pseudobulbs are fully formed and leaves start to yellow, cease routine watering immediately and keep the medium almost completely dry.
  • Failure to bloomCatasetum integerrimum requires a pronounced cool, dry winter rest — 6–8 weeks with temperatures around 15–18°C at night and minimal water. Skipping this rest period reliably prevents flowering the following season.
  • Mealybugs and scale insectsThe soft new pseudobulbs attract mealybugs, especially where air circulation is poor. Inspect regularly; treat early infestations with isopropyl alcohol on a swab or a diluted horticultural oil spray.

Propagation

Divide at repotting when the clump has outgrown its container, ensuring each division retains at least two mature pseudobulbs and an active new growth. Bare-root divisions establish quickly when new root tips are already visible. 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

Entire-Lipped Catasetum is pet-safe. Catasetum is not individually listed by ASPCA. No known toxic principle has been reported for this genus; the broader orchid family (Orchidaceae) is widely regarded as non-toxic to cats and dogs, and the ASPCA lists numerous orchid genera as non-toxic. Nonetheless, ingestion of any plant material can cause mild gastric upset, so keep away from pets as a precaution. 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.

Entire-Lipped Catasetum care — frequently asked questions

What is the common name for Catasetum integerrimum?

Catasetum integerrimum is most commonly called Entire-Lipped Catasetum, but it is also known as Entire-Lipped Catasetum, Intact Catasetum. The names refer to the same species, so care instructions for Entire-Lipped Catasetum apply identically to anything sold as Intact Catasetum.

How much light does entire-lipped catasetum need?

Entire-Lipped Catasetum grows best in bright indirect light (just back from a sunny window). Needs 25,000–40,000 lux of bright, filtered light — similar to a shaded south or west window. Shield from intense midday sun. Strong air movement is important; this species naturally grows in open, airy forest situations.

How often should I water entire-lipped catasetum?

Water entire-lipped catasetum abundantly during active growth (spring–autumn); near-dry during winter dormancy. Water freely while new leaves are forming, allowing the medium to approach dryness between waterings but never fully dry out. As pseudobulbs mature in autumn and leaves begin to yellow and drop, drastically reduce water. During leafless dormancy supply just enough to prevent pseudobulb wrinkling. Overwatering in winter is the primary cause of plant loss. 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 entire-lipped catasetum toxic to cats and dogs?

Entire-Lipped Catasetum is pet-safe. Catasetum is not individually listed by ASPCA. No known toxic principle has been reported for this genus; the broader orchid family (Orchidaceae) is widely regarded as non-toxic to cats and dogs, and the ASPCA lists numerous orchid genera as non-toxic. Nonetheless, ingestion of any plant material can cause mild gastric upset, so keep away from pets as a precaution.

What USDA hardiness zone does entire-lipped catasetum grow in?

Entire-Lipped Catasetum is rated for USDA zone 11-12 and RHS hardiness H1a. Outside that range, grow it as a container plant that overwinters indoors before the first hard frost.

Entire-Lipped Catasetum deep-dive guides

Every aspect of entire-lipped catasetum care, each with its own calibrated guide:

Featured in these plant shortlists

Entire-Lipped Catasetum qualifies for 7 curated Growli shortlists — each one filtered objectively from our structured plant-care library, so the selection is consistent and checkable:

Related guides

Entire-Lipped Catasetum is also commonly called Entire-Lipped Catasetum or Intact Catasetum.