California Poppy

Herbaceous

California Poppy

Eschscholzia californica

Also known as: Golden Poppy, Cup of Gold (informal)

HerbaceousGround Cover Papaveraceae EdiblePollinatorOrnamentalWildlife Attractor
Hardiness Zone
6-11
Ideal Temp
55–85°F
Survives Down To
15°F
Life Cycle
Perennial

California poppy (Eschscholzia californica) is a famous western North American annual or short-lived perennial (behavior varies by climate) with finely divided blue-green foliage and satiny orange, yellow, or cream cup-shaped flowers that close on cloudy days. Plants typically reach 15–45 cm (6–18 inches) tall and reseed freely in open, lean soils. 🌞💧 Sun and Water Requirements: - Full sun; blooms close in shade. - Excellent drainage; highly drought-tolerant once established. In subtropical and tropical Americas, grow during the cooler dry season for best color—humid wet-season heat often shuts down flowering and encourages root decline unless soil is very sharp and airy. - Water lightly during establishment; avoid overhead irrigation that keeps foliage wet overnight. ✂️ Methods to Propagate: - Seeds: Direct-sow in fall (subtropical/tropical) or early spring after last cool spell; barely cover; germinates quickly in warm soil. - Transplants: Move young seedlings while small; taproots resent disturbance. 🌾 Harvest / Best Use Timing: - Collect dry capsules before they shatter if you want controlled reseeding. Flowers are delicate in arrangements; use fresh in morning. Some people use aerial parts as a mild nervine—confirm local regulations and personal tolerance.

Good Neighbors
  • Yarrow
  • Lavender
  • Echinacea
Known Threats — Organic Solutions Only
Aphids
Aphidoidea
Snails
Gastropoda