Seaside daisy
Erigeron glaucus
Last reviewed: September 2026
Erigeron glaucus, or Seaside daisy, produces lavender blooms from April through August and thrives in coastal gardens with full sun and low water once established.
Toxicity unknown
Seaside daisy (Erigeron glaucus) is not listed by the ASPCA Animal Poison Control Center (opens in new tab) or the other sources we check, so we have no verdict for it either way. Absence from those lists is not a clearance. If your pet shows symptoms after eating any plant, call the ASPCA at (888) 426-4435.
Light
full sun
Water
low
Size
6"–18" H × 12"–24" W
Bloom
Apr, May, Jun, Jul, Aug
Native to
CA, OR
Pollinators
native bees, butterflies, syrphid flies
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A low spreading plant with thick paddle-shaped gray-green leaves and lavender daisy flowers with yellow centers over a very long season. It handles salt spray, wind, and sandy soil and stays neat at a border edge.
Growing Seaside daisy
Grow Seaside daisy in full sun and low water. Mature plants reach 6 to 18 inches tall and spread 12 to 24 inches wide.
Wildlife value
An exceptionally long bloom season makes it a steady nectar source across months rather than weeks.
Common questions
- When does Seaside daisy bloom?
- Erigeron glaucus typically blooms from April through August, producing lavender, daisy-like flowers with yellow centers.
- What pollinators visit Seaside daisy?
- Native bees, butterflies, and syrphid flies commonly visit Erigeron glaucus flowers for nectar and pollen.
- How much water does Seaside daisy need?
- Erigeron glaucus is drought tolerant once established and does best with low to occasional moderate watering, particularly in coastal garden settings.
- What light conditions suit Seaside daisy best?
- Erigeron glaucus grows best in full sun in coastal areas but can also handle part sun to part shade, especially where summers are hot or inland.
These answers were drafted with an AI model from this plant's data. Verify care details with a local expert.
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.
- It is dying right after planting
- Leaves turning yellow
- Wilting even though I watered it
- Brown crispy leaf tips
- Bugs on the plant
Ready to grow Seaside daisy? Add it to your garden in Pollinator Patch to track it and get season-by-season care guidance.
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