Soehrensia spachiana (Syn. Trichocereus spachianus) – The Golden Torch Cactus (Not WA)

Soehrensia spachiana (Syn. Trichocereus spachianus) – The Golden Torch Cactus

Soehrensia spachiana (Syn. Trichocereus spachianus), commonly known as the Golden Torch Cactus, is a fast-growing columnar species native to Argentina. It is renowned for its golden spines and stunning nocturnal white flowers, which attract pollinators such as moths and bats. This species thrives in arid conditions and is popular for landscaping and ornamental cultivation.

Distinctive Features

• Columnar Growth: Upright, branching stems reaching up to 2 metres in height.
• Golden Spines: Bright yellow, soft spines covering the ribs of the plant.
• Large White Flowers: Fragrant, trumpet-shaped blooms that open at night and fade by morning.

Care Tips

• Light: Prefers full sun but can tolerate partial shade.
• Water: Requires infrequent watering; allow soil to dry completely between waterings.
• Humidity: Adapted to low humidity environments.
• Temperature: Thrives in warm temperatures; can tolerate mild frost down to -5°C.
• Fertiliser: Benefits from occasional feeding with a diluted cactus fertiliser during the growing season.
• Potting: Requires well-draining soil, ideally a mix of sand, perlite, and loamy soil.
• Propagation: Easily propagated through stem cuttings or seeds.

Additional Notes

• Ideal for xeriscaping due to its drought tolerance.
• Non-toxic to pets, making it a safe choice for home gardens.
• Flowers primarily in summer, producing stunning night-blooming displays.