Masdevallia guayanensis (Big)

A species from the Guiana Highlands with a notably wide natural distribution, bearing small but charming flowers with fused sepals and delicate tails on compact, tufted growth. Its adaptability makes it one of the more accessible cool-growing Masdevallias for dedicated enthusiasts. This plant is offered in a larger-than-standard commercial size.

• Light: Moderate indirect light with 50–70% shade cloth; avoid any direct sun to prevent overheating and leaf damage.
• Temperature: Cool grower. Daytime 58–68°F (14–20°C), nighttime 48–55°F (9–13°C); stable cool temperatures are essential for long-term health and blooming.
• Humidity: 70–85%; a humidifier or terrarium with constant air circulation is strongly recommended.
• Watering: Keep the medium evenly moist at all times; never allow roots to dry out completely.

Additional Notes

Native to Venezuela, Guyana, Brazil, and Colombia at elevations of 1,500–2,500 meters; best grown in small pots with fine sphagnum moss or mounted on tree fern.