Paphiopedilum callosum

Paphiopedilum callosum 1 plant orchid bloom size lady slipper orchid
1 plant bloom size

Paphiopedilum callosum is a beautiful and distinctive species of orchid, belonging to the genus Paphiopedilum, often referred to as slipper orchids due to their unique pouch-like labellum that resembles a slipper.

Here’s a detailed overview of Paphiopedilum callosum:

🌿 Scientific Classification

• Family: Orchidaceae

• Genus: Paphiopedilum

• Species: Paphiopedilum callosum

• Common Name: Callous Paphiopedilum or Slipper Orchid

🌸 Description

• Flowers: Typically features one large, showy flower per stem, though some varieties may bear 2–3. The flower has a glossy pouch (labellum), which is usually deep maroon to purplish-brown, and beautifully veined or mottled petals.

• Dorsal sepal: Prominent and upright, often with white and purple striping.

• Petals: Long and slightly twisted, often drooping at the ends with wavy or hairy margins.

• Leaves: Mottled green, strap-shaped, and attractive even when not in bloom.

🌍 Habitat & Distribution

• Native to Southeast Asia – found in countries like Thailand, Laos, Vietnam, and Cambodia.

• Grows in humid forests, typically as a terrestrial or lithophytic orchid (on the ground or on rocks).

• Prefers shady, moist environments with well-draining, humus-rich soil.

🌡️ Cultivation Requirements

• Light: Bright, indirect light. Avoid direct sunlight, which can scorch the leaves.

• Temperature: Intermediate to warm (18–27°C or 65–80°F).

• Humidity: High humidity (50–70%) is ideal.

• Watering: Keep evenly moist but never soggy. Allow slight drying between waterings.

• Potting Medium: A mix designed for terrestrial orchids – typically fine bark, perlite, and peat moss.