Paphiopedilum primulinum · Plant reference

About

A sequential-blooming slipper orchid endemic to southern Aceh in Sumatra, sought after in cultivation and assessed as Critically Endangered.

Pet safety: Not recorded. We have no source on whether this plant is safe for cats, dogs or other pets — that is not the same as safe. Keep it out of reach until you have checked.
People: Not recorded.

Light: Needs plenty of bright, indirect light.
Water: Water often, before the mix dries out.
Humidity: Moderate, about 40–50%; a tray of damp gravel helps, with steady air movement. General guidance for the genus
Temperature: Nights about 13–22 °C (55–72 °F), days 21–29 °C (70–85 °F); mottled-leaf and multi-flowered types prefer the warmer end, plain green-leaved types the cooler end. General guidance for the genus
Soil: Fine to medium fir bark with perlite, sand or sphagnum; limestone-dwelling species appreciate added limestone chips or oyster shell. General guidance for the genus
Pot: Repot about every two years, or sooner if the mix breaks down. General guidance for the genus
Propagation: Divide established clumps into groups of three to five growths; single growths may take time to flower. General guidance for the genus

“General guidance for the genus” marks advice sourced for the genus as a whole rather than this species.

Blooms in succession over a long period.

Endemic to southern Aceh, Sumatra, Indonesia.

Difficulty: Not recorded
Temperature: Nights about 13–22 °C (55–72 °F), days 21–29 °C (70–85 °F); mottled-leaf and multi-flowered types prefer the warmer end, plain green-leaved types the cooler end.
Humidity: Moderate, about 40–50%; a tray of damp gravel helps, with steady air movement.