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Washington Lily

Lilium washingtonianum

Last reviewed: September 2026

Washington Lily (Lilium washingtonianum)
Photo: (c) Merlla McLaughlin, some rights reserved (CC BY)

Washington Lily (Lilium washingtonianum) is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org (opens in new tab), last reviewed 2026-05-21). If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.

Light

part sun

Water

low

Size

24"–60" H × 6"–12" W

Bloom

Jun, Jul

Native to

CA, OR

Pollinators

bees, butterflies, moths

Before you buy

Your city may pay you to plant this

Cities and water utilities offer rebates for replacing lawn with native and water-wise plants. We track 459 programs across 44 states, each with a link to the provider and the date we last checked it.

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Browse plants for this ecoregion

Coast RangeNorthwestern Forested MountainsSierra Nevada

This elegant native perennial has tall stalks of fragrant white trumpet-shaped flowers that often have purple spots. This stunning plant grows from a bulb and blooms in early summer, making a striking vertical accent in partly shaded gardens. It prefers well-drained soil and moderate to low water once established.

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In an HOA neighborhood

Washington Lily is an HOA-friendly choice. Maintenance level: low. Tidiness: 4 out of 5.

Works well in: front yard, foundation, mid zone.

  • Foliage dies back after blooming season
  • May need staking to prevent flower stalks from leaning

Wildlife value

This lily serves as an important nectar source for native bees, butterflies, and moths. The large, fragrant blooms particularly attract sphinx moths which help pollinate this beautiful native.

Common questions

How much sun does Washington Lily need?
Washington Lily grows best in part sun conditions.
When does Washington Lily bloom?
Washington Lily blooms in June and July.
Where is Washington Lily native?
Washington Lily (Lilium washingtonianum) is native to CA, OR, per vouchered herbarium specimen records and regional native plant society lists.
Is Washington Lily toxic to dogs?
Washington Lily is not on the ASPCA Animal Poison Control Center toxic plant list for dogs (aspca.org).
Is Washington Lily toxic to cats?
Yes. Washington Lily is listed as toxic to cats by the ASPCA Animal Poison Control Center (aspca.org). If your cat has been exposed, call the ASPCA Animal Poison Control Center at (888) 426-4435.
What pollinators does Washington Lily attract?
Washington Lily draws bees, butterflies, and moths.
Is Washington Lily HOA-friendly?
Washington Lily is generally an HOA-friendly choice in the right placement, with low maintenance.

Native range data from vouchered herbarium specimen records and regional native plant society lists. Pollinator and host plant associations compiled from GBIF, iNaturalist, and published ecological literature.

If something looks wrong

Common plant problems, and what to check first

These come up on almost any plant. Each guide lists the likely causes in the order they are worth ruling out, with one thing to check before you act on any of them, and links to the source it came from.

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