Selenicereus macdonaldiae 'Queen of the Night' (WA prohibited)

A spectacular night-flowering cactus producing long, slender stems and large, fragrant white blooms. A prized species for collectors who enjoy dramatic, once-a-year floral displays.

Care

• Light: Bright filtered light; protect from harsh afternoon sun.
• Water: Water thoroughly then allow the mix to nearly dry; reduce deeply in winter.
• Temperature: Warm-growing; protect from frost.
• Media: Free-draining cactus/epiphytic mix with added bark or perlite.
• Feeding: Moderate fertiliser during spring–summer to support flowering.

Key Characteristics

• Growth habit: Clambering, sprawling stems that can be trained on supports or allowed to cascade.
• Stems: Slender, ribbed, often with aerial roots for anchoring.
• Flowers: Large white nocturnal blooms with long, narrow outer segments and a sweet fragrance.
• Flower size: Typically 15–25 cm across under good conditions.
• Season: Flowers in warm months, often with only a few blooms each year.
• Other traits: Known for its dramatic night-opening flowers and rapid stem growth.