North America Native Plant

Green Deathcamas

Botanical name: Zigadenus virescens

USDA symbol: ZIVI

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Anticlea virescens (Kunth) Rydb. (ANVI18)  âš˜  Helonias virescens Kunth (HEVI9)   

Green Deathcamas: A Native Plant You Should Definitely Skip in Your Garden When it comes to native plants, we usually encourage gardeners to embrace local flora. But here’s one southwestern native that breaks all the rules: green deathcamas (Zigadenus virescens). Despite its innocent-sounding name and pretty white flowers, this is ...

Green Deathcamas: A Native Plant You Should Definitely Skip in Your Garden

When it comes to native plants, we usually encourage gardeners to embrace local flora. But here’s one southwestern native that breaks all the rules: green deathcamas (Zigadenus virescens). Despite its innocent-sounding name and pretty white flowers, this is one native plant that should stay far away from your garden beds.

What is Green Deathcamas?

Green deathcamas is a perennial forb native to the southwestern United States. You might also see it listed under its synonym Anticlea virescens in some plant databases. This grass-like plant produces clusters of small, creamy white flowers that bloom in terminal spikes, reaching heights of 1-3 feet tall.

While it might look harmless enough, don’t let its delicate appearance fool you. The death in deathcamas isn’t just dramatic naming – this plant is extremely poisonous to humans, pets, and livestock.

Where Does Green Deathcamas Grow Naturally?

This native plant calls the American Southwest home, naturally occurring in Arizona, Colorado, and New Mexico. It’s adapted to the region’s challenging growing conditions and can be found in various habitats from grasslands to open woodlands.

Depending on the region, green deathcamas shows different wetland preferences. In the Arid West, it’s considered a facultative upland plant, usually growing in drier areas but occasionally appearing in wetter spots. In both the Great Plains and Western Mountains regions, it’s more flexible, equally at home in wet and dry conditions.

Why You Shouldn’t Plant Green Deathcamas

Here’s the bottom line: green deathcamas contains highly toxic alkaloids that can be fatal if ingested. All parts of the plant are poisonous, and there’s no safe way to have this plant around children, pets, or grazing animals. Even experienced gardeners who understand plant toxicity generally avoid this species for home cultivation.

The risks simply outweigh any potential benefits, even for native plant enthusiasts. While we typically champion growing native species, safety always comes first.

Growing Conditions (For Educational Purposes Only)

If you encounter green deathcamas in its natural habitat or in specialized educational collections, you’ll typically find it growing in:

  • Full sun to partial shade locations
  • Well-drained soils
  • USDA hardiness zones 4-8
  • Areas with dry to moderate moisture levels

The plant’s adaptability to various moisture conditions makes it a survivor in challenging southwestern landscapes.

Better Native Alternatives for Your Garden

Instead of risking green deathcamas, consider these safer southwestern natives that offer similar aesthetic appeal:

  • White prairie clover for white flower clusters
  • Blue-eyed grass for grass-like foliage
  • Desert willow for graceful, narrow leaves
  • Apache plume for delicate white flowers

These alternatives will give you the native plant benefits you’re looking for without the serious safety concerns.

The Bottom Line

While green deathcamas plays an important ecological role in its native southwestern habitats, it’s not a plant for home gardens. Its extreme toxicity makes it unsuitable for cultivation around people and animals. When building your native plant garden, focus on the many other beautiful and beneficial southwestern natives that won’t put your family and pets at risk.

Remember, being native doesn’t automatically mean being garden-appropriate. Sometimes the best way to appreciate a plant like green deathcamas is to admire it from a safe distance in its natural habitat.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Arid West

FACU

Facultative Upland - Plants with this status usually occurs in non-wetlands but may occur in wetlands

Great Plains

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Western Mountains, Valleys, and Coast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

Green Deathcamas

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Liliales

Family

Liliaceae Juss. - Lily family

Genus

Zigadenus Michx. - deathcamas

Species

Zigadenus virescens (Kunth) J.F. Macbr. - green deathcamas

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA