Scarborough Lily (Cyrtanthus elatus) is an elegant bulbous plant native to South Africa, producing striking scarlet tubular flowers on tall stems.
Cyrtanthus elatus, commonly known as the Scarborough Lily, is a striking bulbous perennial native to the Eastern Cape province of South Africa. This species is celebrated for its vibrant, trumpet-shaped flowers that emerge in a spectacular display, often after periods of rain, making it a significant ornamental plant in its native region and beyond. Its botanical name, Cyrtanthus, derives from Greek words meaning "curved flower," aptly describing the elegant form of its blooms.
The Scarborough Lily typically grows from a tunicated bulb, which can reach a moderate size. From this bulb, erect, strap-like leaves emerge, usually in a basal rosette. These leaves are typically dark green, often with a glossy surface, and can grow to a considerable length, sometimes exceeding the height of the flower scape. The plant produces a slender, leafless flower scape that rises from the center of the leaf cluster, bearing an umbel of several flowers. The individual flowers are tubular at the base, flaring outwards into a broad, trumpet or star shape. They are renowned for their brilliant scarlet or deep red coloration, though variations in hue can occur. The flowering period is often concentrated, with the blooms appearing en masse, creating a breathtaking spectacle. Following flowering, the plant may produce a capsule containing seeds, though propagation is more commonly achieved through offsets from the parent bulb.
In its natural habitat, Cyrtanthus elatus thrives in well-drained soils, often found in sandy or rocky areas, and can be associated with coastal vegetation. It prefers a climate with distinct wet and dry seasons, with the bulbs often remaining dormant during drier periods. Cultivation requirements generally mirror these natural conditions. It is best grown in well-draining soil mixes, such as those incorporating sand or grit, to prevent bulb rot. Ample sunlight is beneficial for robust flowering, though some afternoon shade may be tolerated in hotter climates. Watering should be managed carefully, with more frequent watering during the growing season and reduced watering during dormancy. The Scarborough Lily is sensitive to frost and is therefore best cultivated in frost-free regions or protected in a greenhouse or indoors during colder months.
The primary importance of Cyrtanthus elatus lies in its exceptional ornamental value. Its vivid floral display makes it a sought-after subject for gardens, particularly in regions with suitable climates. It is also a plant of cultural significance in its native South Africa. While not widely recognized for medicinal, culinary, or economic uses, its ecological role within its native South African ecosystem is part of the broader biodiversity of the region.
An interesting characteristic of Cyrtanthus elatus is its ability to flower prolifically after experiencing fire or significant rainfall, a common adaptation in fire-prone or seasonally arid environments. This triggers the bulb to produce its spectacular floral display, often before new leaf growth fully emerges, ensuring pollination and seed dispersal. The precise timing of its flowering can be somewhat unpredictable, adding to its allure and the excitement of its appearance.
At-a-glance light, water, soil, and growing conditions from plant data
Light
Bright, indirect
75% intensity
Prefers bright, filtered light. Direct sun can scorch leaves.
Watering
Moderate
50% intensity
Allow soil to dry slightly between waterings. Reduce in dormancy.
Soil
Well-drained, sandy loam
50% intensity
Temperature
Moderate
50% intensity
Ideal temperatures are between 18-24°C during growth, cooler in dormancy.
Fertilizer
Moderate
50% intensity
Feed during the growing season, reduce or stop during dormancy.
Scarborough Lily Toxicity
Safety information from plant toxicity data
Toxicity details for Scarborough Lily
Attribute
Value
Toxic for humans
No
0/5 intensity
Toxic for pets
No
0/5 intensity
Edible
No
Non-toxic to pets and humans.
Scarborough Lily Quick Facts
Key traits and growing stats from plant data
Plant Type
Herb
Plant Place Type
Garden, Pot
Lifespan
Perennial
Plant Height
0.5 - 1.0 m
Spread
0.1 - 0.3 m
Growth Rate
Moderate
Dormancy
Summer
Leaf Color
Green
Leaf Type
Strap-like
Flower Size
10 - 15 cm
Optimal Sunlight Lux
64500
Care guide for Scarborough Lily
Watering, pruning, propagation, and repotting details from plant data
Water
Water thoroughly when the top 2-3 cm of soil feels dry, especially during the active growing season. Reduce watering significantly once flowering ceases and the foliage begins to die back.
Ensure good drainage to prevent root rot, as this plant dislikes sitting in waterlogged conditions.
Pruning
Remove spent flower stalks at the base once blooming is finished to direct energy back into bulb development. Trim any yellowed or dead foliage in late autumn or winter as the plant enters its dormant phase.
Avoid pruning healthy green leaves prematurely.
Propagation
Scarborough Lilies are best propagated by separating offsets or bulbils that form around the parent bulb. This is typically done during the plant's dormant period in late autumn or winter when repotting.
Plant the offsets in well-draining soil.
Repotting
Repot every 2-3 years, or when the bulb seems crowded, preferably in late autumn or early winter before new growth begins. Use a well-draining potting mix.
Ensure the top of the bulb is just at the soil surface or slightly exposed for optimal growth and flowering.
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Monthly activity intensity for bloom and fruit across both hemispheres.
Northern hemisphere
Flowering & fruiting calendar
Peak bloom · JunPeak fruit · Aug
FloweringFruiting
Southern hemisphere
Flowering & fruiting calendar
Peak bloom · DecPeak fruit · Dec
FloweringFruiting
Image Gallery
Photos of Scarborough Lily (Cyrtanthus elatus)
Scarborough Lily Names & Synonyms
Common names and botanical synonyms
Common Names
George Lily
Scarborough Lily
Scarborough-Lily
Synonyms
Amaryllis elata Jacq.
Amaryllis mexicana Savi
Amaryllis speciosa (L.f.) L'Hér.
Crinum speciosum L.f.
Vallota elata (Jacq.) M.Roem.
Vallota eximia Anon.
Vallota grandiflora Carrière
Vallota speciosa (L.f.) T.Durand & Schinz
Scarborough Lily Taxonomy
Botanical classification
Taxonomic classification of Scarborough Lily
Rank
Name
kingdom
Plantae
division
Tracheophyta
class
Liliopsida
order
Asparagales
family
Amaryllidaceae
genus
Cyrtanthus
species
Cyrtanthus elatus
Scarborough Lily FAQs
Answers based on plant encyclopedia data
What are the ideal growing conditions for Scarborough Lily?
Scarborough Lilies prefer well-drained soil, full sun to partial shade, and protection from frost. They thrive in temperate to subtropical climates.
When does Cyrtanthus elatus bloom?
Cyrtanthus elatus typically blooms in late summer to autumn, producing vibrant scarlet flowers.
How do I propagate Scarborough Lilies?
Propagation can be done by dividing offsets from the parent bulb or from seeds, though bulbs are more common for home growers.
Is Cyrtanthus elatus toxic to pets?
While specific toxicity information for pets is not widely documented for Cyrtanthus elatus, many plants in the Amaryllidaceae family, to which it belongs, contain toxic compounds. It is advisable to keep it away from curious pets.
What kind of soil is best for Scarborough Lilies?
They require well-drained soil, often a mix of sandy loam with added organic matter to ensure good drainage and aeration for the bulbs.