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Snake's Head Fritillary plant image
Liliaceae HERB OUTDOOR Placement Primary: Ornamental

Snake's Head Fritillary

Fritillaria meleagris

Identified By Marcs

The Snake's Head Fritillary is a striking perennial bulbous plant belonging to the lily family, Liliaceae. It is widely recognized for its unique, bell-shaped nodding flowers adorned with a distinctive checkered or mottled pattern in shades of purple, maroon, and white, resembling the markings of a snake's skin or a guinea fowl. Native to damp meadows, damp woodlands, and floodplains across Europe, this delicate yet hardy wildflower thrives in moisture-retentive soils and partial shade. It typically blooms in mid-spring, adding an enchanting and unusual aesthetic to woodland gardens, naturalized grass areas, and damp borders. Despite its delicate appearance, it is remarkably resilient when established, though all parts of the plant are known to be toxic if ingested by humans and animals.

Also known as: Chess Flower Leper Lily Guinea-hen Flower Frog-cup

Toxicity & Safety

Is Snake's Head Fritillary toxic to pets?

Yes, toxic to pets.

The Snake's Head Fritillary contains dangerous alkaloids, such as imperialine and related compounds, which are profoundly toxic to domestic pets including cats and dogs. Ingestion of any part of the plant, especially the bulbs, can lead to severe clinical symptoms such as excessive drooling, vomiting, diarrhea, cardiac arrhythmias, severe lethargy, and in extreme cases, respiratory failure or fatality. Immediate veterinary attention is strongly recommended if pet ingestion is suspected.

Is Snake's Head Fritillary toxic to humans?

Yes, toxic to humans.

This plant is highly toxic to humans if consumed due to the presence of poisonous steroidal alkaloids concentrated primarily within the bulb and foliage. Accidental ingestion can cause severe gastrointestinal distress, extreme nausea, vomiting, profound weakness, lowered blood pressure, and dangerous disruptions in heart rhythm. Handling the bulbs or foliage rarely causes skin irritation, but consumption should be strictly avoided under all circumstances to prevent systemic poisoning.

Is Snake's Head Fritillary safe during pregnancy?

Caution advised during pregnancy.

Due to the potent toxic alkaloids present throughout the entire plant, pregnant and breastfeeding individuals must strictly avoid any contact or ingestion. The active toxins can induce severe systemic toxicity, dangerously alter cardiovascular function, and potentially cause uterine contractions or endanger fetal development. Professional medical guidance must be sought immediately if accidental exposure occurs during pregnancy.

Growth & Dimensions

Height 20 - 40 cm
Width 5 - 15 cm
Growth Rate Slow
Care Level Easy
Lifespan Perennial

Ideal Environment

Temperature -20°C - 30°C
Sunlight Hours 4 - 8 hrs/day
Sun Exposure Partial shade
Soil pH 6 - 7.5
Watering Interval 5 - 10 days
Humidity 50.00% - 80.00%
USDA Zone 4a - 8b

Temperate Europe and Britain

Climate: Thrives in cool temperate climates with damp winters and mild summers, naturally occurring in floodplains, damp meadows, and moist open woodlands.

Soils: Loam Clay Humus-rich soil
Annual Rainfall: 600 - 1200 mm

Native Regions

Europe
Caucasus
Scandinavia
Britain

How to Care for Snake's Head Fritillary

How should I handle moisture management?

Snake's Head Fritillary naturally grows in damp meadows and floodplains, meaning it requires consistently moist soil, especially during the active spring growing season. Ensure the soil never completely dries out while the plant is emerging and flowering. However, avoid waterlogged conditions during their summer dormancy period to prevent bulb rot.

How should I handle sunlight and location?

Plant your fritillary bulbs in locations that receive partial shade or dappled sunlight. While they can tolerate full morning sun in cooler climates, intense afternoon heat can scorch the delicate blooms and shorten their flowering period. Woodland edges or beneath deciduous trees provide an ideal natural habitat.

How should I handle soil and feeding?

Provide a rich, humus-heavy, and moisture-retentive soil with a neutral to slightly alkaline pH. Incorporating well-rotted leaf mold or compost prior to planting helps retain necessary moisture while improving drainage. Heavy feeding is generally unnecessary; a light application of a balanced organic fertilizer in early spring is sufficient.

How to Propagate Snake's Head Fritillary

How to propagate Snake's Head Fritillary by division?

Carefully lift established clumps of Snake's Head Fritillary in mid-summer after the foliage has completely died back and the bulbs have entered their dormant phase. Gently separate the small offsets or bulbils that have formed around the main mother bulb. Replant these offsets immediately at a depth of about 10 centimeters in suitable, moisture-retentive soil to allow them to establish strong root systems before the next spring season.

How to propagate Snake's Head Fritillary by seed?

Harvest mature seed capsules in early summer just as they begin to split open. Sow the fresh seeds immediately into pots or a dedicated cold frame filled with a gritty, compost-rich seed-starting mix. Keep the medium consistently moist and protect the containers through the winter. Germination usually occurs the following spring, but it may take several years of dedicated care for seedlings to grow large enough to produce their first iconic checkered flowers.

Common Diseases & Pests of Snake's Head Fritillary

What is Lily Beetle and how is it treated?

Pest
Symptoms:

Bright red beetles and their slimy, dark larvae feed aggressively on leaves, stems, and flower buds, leaving large ragged holes and causing severe defoliation of the plant.

Treatment:

Handpick adult beetles and larvae off the plants immediately and drop them into soapy water. For heavy infestations, apply an organic pesticide containing neem oil or spinosad.

Prevention:

Inspect plants regularly in early spring, clear away old garden debris in autumn where adults overwinter, and encourage natural predators like birds in your garden.

What is Bulb Rot and how is it treated?

Fungal
Symptoms:

The foliage turns yellow prematurely, growth becomes severely stunted, and the underground bulb turns soft, mushy, and develops a foul odor due to fungal pathogens.

Treatment:

Dig up and discard any infected bulbs immediately to prevent the fungus from spreading to neighboring plants. Improve surrounding soil drainage significantly.

Prevention:

Plant bulbs in well-draining soil mixtures, avoid overwatering during the summer dormant period, and ensure proper spacing between individual bulbs for good air circulation.

Properties & Benefits of Snake's Head Fritillary

Bears Fruit

Key Nutrients / Compounds

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