Turks Cap Lily Plant Care
Lilium superbum Thunb.
Lilium superbum is a species of true lily native to the eastern and central regions of North America. Common names include Turk's cap lily, turban lily, swamp lily, lily royal, or American tiger lily.
Every 4–7 days
Full sun to partial shade
50–75°F
40–70%
What Is the Turks Cap Lily?
Turks Cap Lily (Lilium superbum) belongs to the Liliaceae family within the Lilium genus. Turks Cap Lily is native to the eastern and central regions of North America. Turks Cap Lily is also known as Turk's Cap Lily, American Turk's Cap Lily.
Turks Cap Lily displays an upright, tall perennial growth habit, reaching up to 4 inches tall with a spread of approximately 1 inches. Turks Cap Lily produces large, showy flowers in various colors like white, pink, orange, or red.
Leaf size: approximately 8 inches.
How Often Should You Water a Turks Cap Lily?
Lilium superbum requires watering every 4–7 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.
Watering Frequency
Every 4–7 days
Let soil partially dry between waterings
What Light Does the Turks Cap Lily Need?
Turks Cap Lily thrives in full sun to partial shade light conditions. The optimal light range is 2000–8000 lux. Avoid placing Turks Cap Lily in direct, harsh sunlight for extended periods, as this can scorch the foliage.
Light Requirement
Full sun to partial shade
2000–8000 lux
What Temperature and Humidity Does the Turks Cap Lily Prefer?
Lilium superbum grows best at temperatures between 50°F and 75°F. Turks Cap Lily prefers humidity levels of 40–70%.
Temperature
50–75°F
Humidity
40–70%
What Soil Mix Works Best for a Turks Cap Lily?
Well-draining, fertile soil with added organic matter like compost or peat moss. Good drainage is essential for Turks Cap Lily to prevent waterlogging, which leads to root rot and fungal issues.
How Do You Repot a Turks Cap Lily?
Repot every 2-3 years in early spring after flowering. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.
How Do You Propagate a Turks Cap Lily?
Turks Cap Lily can be propagated through division of bulbs, scales, or seeds. Similar propagation techniques also apply to tiger lily plant care, which shares the same genus.
Fertilizing
Every 6 months
During the growing season
Is the Turks Cap Lily Toxic to Pets and Children?
Toxic to Pets & Children
Toxic to cats, dogs, and horses; can cause vomiting, lethargy, kidney failure
What Pests and Diseases Affect the Turks Cap Lily?
Turks Cap Lily is susceptible to aphids, red lily beetles, slugs. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.
What USDA Hardiness Zone Does the Turks Cap Lily Need?
Turks Cap Lily grows outdoors in USDA Zone 12a. Native to the eastern and central regions of North America, Turks Cap Lily is adapted to warm climates. In cooler regions, grow Turks Cap Lily as a houseplant or bring it indoors before the first frost.
Hardiness Zone
Zone 12a
Keep exploring plants
Turks Cap Lily is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.
It belongs to the Lilium genus — compare its care with other Lilium species on PlantoScan.
Turks Cap Lily tolerates low-light rooms and shaded spots — browse the full list of low-light plants.
More Lilium Species
Other Lilium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:
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