Mark Dormant Sites
Flag or label clump locations in late summer before foliage dies back so you avoid disturbing the bulbs when digging or weeding the bed in autumn or early spring.

Mountain deathcamas, Anticlea elegans, is a small bulb-forming perennial known for its starry white flowers held on upright spikes above narrow grass-like leaves. It typically grows in open meadows, sagebrush slopes, and montane habitats across parts of North America, especially in cooler regions with well-drained soils.
The plant has an elegant appearance but is highly poisonous, which makes it unsuitable for gardens with children or pets. It can be challenging to care for Mountain Deathcamas, as it dislikes disturbance, prefers consistent moisture without waterlogging, and responds poorly to heavy or compacted soils.
In cultivation it generally prefers full sun to light shade and cool, moist springs followed by drier conditions in summer, similar to its native mountain and prairie environments.

Care Difficulty
Hard Care

Light Preference
Partial Sun

Water Requirements
Regular Water

Temperature Preference
Cold Hardy

Hardiness Zone
3–7

Soil Texture
Sandy, Loamy, Rocky

Soil pH
Acidic (5.5–6.5), Slightly acidic (6.5–7.0)

Soil Drainage
Moist but well-drained

Fertilization
Minimal (feed rarely)
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This perennial prefers bright, cool conditions that mimic open meadows and forest edges.
This bulb-forming species needs moist yet well-drained soil, especially during active growth.
This species is naturally adapted to cool to moderate climates with cold winters.
Humidity is not a major factor for Anticlea elegans, which naturally handles fairly dry air.
Anticlea elegans prefers sharply drained, slightly acidic mineral soil that mimics open meadow or rocky slope conditions.
This species can be grown in containers, mainly to control drainage and soil texture for sensitive bulbs.
Anticlea elegans, or Mountain Deathcamas, is a hardy native that needs only minimal feeding in most garden soils.
Anticlea elegans requires only light pruning to maintain health and appearance.
This bulbous species is usually grown in the ground, so care focuses on thoughtful transplanting rather than frequent repotting.
Anticlea elegans is typically propagated by seed and, less often, by cautious bulb division.
This species is cold hardy in much of its native range and usually needs only modest winter care outdoors.

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This species contains potent steroidal alkaloids such as zygacine and related compounds that disrupt normal nerve and heart function, making all parts of the plant dangerous to humans and livestock if ingested.
Although often mistaken for a true lily because of its star-shaped white flowers arranged in racemes, this species is not a member of the Liliaceae but belongs to Melanthiaceae, a separate monocot family with several poisonous genera.
The plant commonly grows in moist subalpine and montane meadows, seeps, and open coniferous forest edges across parts of North America, often in sites with lingering snowmelt and cool summer temperatures.

Livestock poisoning cases from this species have historically been significant enough in some western North American rangelands that herders learned to move sheep and cattle before the plant leafed out or flowered, using its phenology as a seasonal warning signal rather than relying only on visual identification in mixed meadows.
All parts of this species are highly toxic to humans, pets, and livestock if eaten. Even small amounts can cause severe poisoning. It should never be foraged or grazed and is unsuitable for family or pet-friendly landscapes.
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