Flame Lily

Edibility: 

Highly poisonous. Not edible.

Toxicity: 

All parts of Gloriosa superba are highly toxic due to the presence of colchicine and other alkaloids.

• Ingestion: Extremely dangerous. Even a small amount, especially of the tubers (which resemble small yams and have led to accidental poisonings), can be fatal. Symptoms include severe nausea, vomiting, diarrhoea, abdominal pain, burning sensation in the mouth and throat, muscle weakness, respiratory depression, multiple organ failure, and can be fatal.

• Skin Contact: Can cause skin irritation and dermatitis, so handling with gloves is recommended.

• Safety: Keep this plant strictly away from children and pets. Never ingest any part. Handle with gloves.

Uses:

• Ornamental Plant: Highly valued in horticulture for its spectacular, exotic flowers. Used in tropical gardens, as a climber over trellises, arbours, or through shrubs, and as a cut flower.

• Medicinal (Traditional & Research): Despite its extreme toxicity, various parts of the plant, especially the tubers, have been used in traditional African and Asian medicine for centuries (e.g., for gout, arthritis, snake bites, skin diseases). However, due to its very narrow therapeutic window and high toxicity, its use is extremely dangerous without expert knowledge. Modern research explores colchicine for its anti-inflammatory and anti-cancer properties.

• Cultural: In some cultures, it has symbolic significance. It is the national flower of Zimbabwe.

Ecology:

• Pollination: The flowers are adapted for pollination by large, agile insects, such as sunbirds or large butterflies, which can navigate the reflexed petals.

• Seed Dispersal: The bright red seeds inside the dehiscent capsule attract birds, which consume the fleshy aril around the seeds and disperse them.

• Growth Habit: Its climbing habit allows it to compete for light in dense vegetation, reaching into the canopy while rooted in the ground.

Distribution and habitat: 

Gloriosa superba has a very wide natural distribution, spanning from tropical Africa southwards through Southern Africa, and extending into parts of Asia.

• South African Provinces: Eastern Cape, KwaZulu-Natal, Limpopo, Mpumalanga, North West.

• Habitat: Typically found in grasslands, forest margins, coastal bush, and along riverbanks, where it climbs over grasses, shrubs, and small trees. It prefers warm, moist areas with well-drained soil.

Derivation of name:

• The genus name Gloriosa is derived from the Latin word 'gloriosus', meaning "glorious" or "full of glory," referring to the magnificent and showy flowers.

• The species epithet superba is Latin for "superb," "magnificent," or "stately," further emphasising the beauty of its flowers.

• Common names like "Flame Lily" and "Glory Lily" are direct translations of its botanical name and describe its fiery colours and majestic appearance.

Historical aspects: 

Gloriosa superba has been admired for its beauty for centuries and was one of the first South African plants to be introduced to European gardens. Its striking appearance and vibrant colours have made it a popular horticultural specimen globally. Simultaneously, its powerful toxic compounds have been recognised and utilized in traditional medicine, albeit with extreme caution, and are now a focus of modern pharmacological research.

Interesting facts

• This "Flame Lily" lives up to its name: its petals twist and curl back, looking just like a fiery, dancing flame or a bird in flight!

• It's a natural climber with a clever trick – each leaf has a tiny, wiggly "finger" (tendril) at its tip that grabs onto anything it touches, helping the plant scramble upwards!

• Don't be fooled by its beauty; every single part of this plant, especially its root, is packed with potent toxins and can be deadly if eaten – admire, but never taste!

• Gloriosa superba is the national flower of Zimbabwe.

Growing tips

• Propagation: Best propagated by division of tubers during the dormant winter period. Each tuber must have a growing point (an 'eye') to sprout. Can also be grown from seed, but germination is slow and erratic, taking several months to a year.

• Planting: Plant tubers horizontally, about 5–10 cm deep, in well-drained, humus-rich soil. Provide a climbing support (trellis, stakes, or allow it to scramble through shrubs) as soon as shoots emerge.

• Aspect: Prefers full sun to light shade, particularly afternoon shade in very hot climates.

• Watering: Water regularly and generously during the active growing season (spring and summer). Reduce watering as leaves begin to yellow in autumn, and keep almost completely dry during winter dormancy.

• Feeding: Feed with a balanced liquid fertiliser during the growing season.

• Frost: The plant is deciduous and the stems will die back with the first frost. The tubers are generally frost-tender and should be lifted and stored in dry conditions over winter in very frosty climates, or well-mulched in milder areas.

• Maintenance: Provide adequate support for climbing. Deadhead spent flowers to encourage more blooms.

• Safety: Crucially, extreme caution must be exercised due to its high toxicity. Always wear gloves when handling tubers or any part of the plant. Keep plants strictly out of reach of children and pets. Do not plant near edible plants where tubers could be mistaken for food.