How to identify Royal Lily (Lilium regale)

Photo By Cristina Ionescu

How to identify Royal Lily (Lilium regale)

Royal Lily, also known as King's Lily, Trumpet Lily

Royal Lily is distinguished by its large, trumpet-shaped flowers which can reach 6 to 10 inches (15 to 25 cm) in length. These prominent flowers are typically white on the inside with a shaded exterior ranging from soft purple to a light pink, often with a pleasant fragrance. The sturdy stems of royal Lily can grow up to 4 feet (1.2 meters) tall, supporting linear, green leaves that are lance-shaped and spiral up the stem. Each stem can carry several blossoms, which bloom in the late spring to early summer period.

Lifespan: Perennial

Plant Type: Herb

Leaf Type: Deciduous

Quickly Identify Royal Lily

Large trumpet-shaped flowers reaching 6 to 10 inches (15 to 25 cm).

White interior with exterior shades of purple or light pink, often fragrant.

Sturdy stems up to 4 feet (1.2 meters) tall supporting spiral green leaves.

Linear lance-shaped leaves spiraling up the stem.

Blooms in late spring to early summer period.

Royal Lily and Their Similar Plants

Tiger lily vs. Royal Lily: What's The Difference?

Tiger lily gets its name from its flower color: black marks on orange background resemble the skin of a tiger. But keep it away from housecats because it’s poisonous to our feline friends. This is an extremely hardy plant, making it popular in chilly New England.

Madonna lily vs. Royal Lily: What's The Difference?

Madonna lily (Lilium candidum) is a plant species that forms bulbs at ground level and has been cultivated by humans for over 3,000 years. Madonna lily is native to the Balkans and Middle East. This species has great symbolic value in many different cultures. For example, it is a symbol of purity in Roman Catholicism. Madonna lily is susceptible to viral and fungal diseases.

Showy lily vs. Royal Lily: What's The Difference?

The Lilium speciosum is an East Asian plant native to southern Japan and China. Commonly called the showy lily it only blooms from summer to fall. This flowering plant is mostly grown in gardens because of its attractive aesthetics.

Formosa lily vs. Royal Lily: What's The Difference?

Formosa lily (Lilium formosanum) is endemic to Tawain but has become naturalized in certain parts of the Americas, Africa, and Australia. The plant can grow up to 2 m tall and produces large, white, trumpet-shaped flowers that may be up to 30 cm in length. The flowers develop into attractive seed pods that are sometimes used in dried arrangements.

Wood lily vs. Royal Lily: What's The Difference?

Wood lily (Lilium philadelphicum) is a flowering perennial species that attracts butterflies, birds and bees. Wood lily grows best in well-drained soil and cannot tolerate flooded areas. This plant species is becoming endangered due to people harvesting the flowers without allowing the bulbs to recover.

Turk's-Cap Lily vs. Royal Lily: What's The Difference?

Eye-catching tangerine-colored blooms perch on top of the tall stems of the turk's-Cap Lily (Lilium superbum) in mid-summer. Its bulb and flowers are considered edible. The blooms are attractive to hummingbirds and butterflies.

Carolina lily vs. Royal Lily: What's The Difference?

The carolina lily is native to the southeastern United States and scientifically known as the Lilium michauxii. It blooms in summer and sometimes into fall. The plant is North Carolina's official state wildflower.

Pine lily vs. Royal Lily: What's The Difference?

Pine lily (*Lilium catesbaei*) is a type of lily that grows in coastal portions of the southeastern United States. It is one of the few lily species that prefer hot, wet conditions and acidic soils. Each pine lily stalk produces only a single spotted flower, giving rise to other names like leopard lily and southern red lily.

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Key Facts About Royal Lily

Attributes of Royal Lily

Plant Type

Herb

Plant Height

1.5 m

Spread

45 cm

Leaf Color

Green

Flower Size

13 cm to 15 cm

Flower Color

White

Yellow

Pink

Purple

Fruit Color

Brown

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Scientific Classification of Royal Lily

Phylum

Vascular plants

Class

Monocotyledons

Order

Lilies, supplejacks and allies

Family

Lily

Genus

Lilies

Species

Royal Lily (Lilium regale)

Learn More About the Royal Lily

Distribution Map of Royal Lily

Royal Lily, native to regions in East Asia, has been introduced to various locales across South America, Eastern Europe, and the Balkans. It thrives in its natural range as well as in these introduced areas, establishing a robust presence. Royal Lily is also popular in cultivation for its appealing characteristics.

Native

Cultivated

Invasive

Potentially invasive

Exotic

No species reported

Learn More About the Royal Lily

A Comprehensive Guide to Royal Lily How to Grow and Care for Royal Lily