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Growing Guides

California Poppy

California Poppy - Organo Republic

The California Poppy, scientifically known as Eschscholzia californica, is a vibrant flowering plant native to the western United States. It features delicate, cup-shaped flowers in shades of orange, yellow, and occasionally red. The foliage is feathery and bluish-green in color, adding a lovely contrast to the flowers.
Origin: The California Poppy is native to California and other parts of the western United States.
Usage: California Poppies are popular in wildflower gardens, rock gardens, and meadows. They also make beautiful additions to borders and containers.
Interesting facts: The California Poppy is the official state flower of California. Its blooms close at night and on cloudy days, earning it the nickname "cup of gold."



General requirements: California Poppies are easy to grow and well-suited to various growing conditions.
Temperature and Light: They prefer full sun but can tolerate partial shade. California Poppies thrive in mild to warm temperatures, with an optimal range of 60°F to 85°F (15°C to 29°C).
Soil: They adapt well to different soil types but prefer well-drained soil with a pH level between 6.0 and 7.5. Sandy or loamy soils are ideal. Ensure the soil is free from rocks and debris before planting.
Water: California Poppies have low water needs and are drought-tolerant once established. Water them sparingly, allowing the soil to dry between waterings. Overwatering can lead to root rot and other issues.
Planting: Sow California Poppy seeds directly outdoors after the last frost date in your area. Prepare the planting area by loosening the soil and removing any weeds. Scatter the seeds over the soil surface and lightly press them into the soil. Keep the seeds consistently moist until germination occurs, usually within 10-15 days.
Spacing: Space the plants about 6-12 inches apart to allow for proper growth and airflow.
Maintenance: California Poppies generally require minimal maintenance. Remove any weeds that compete with the plants for nutrients and water. Mulching around the plants can help conserve moisture and suppress weed growth.
Fertilizer: Avoid using excessive fertilizers, as they can cause the plants to produce lush foliage but fewer flowers. If needed, apply a balanced, slow-release fertilizer sparingly in early spring or top-dress the soil with compost for added nutrients.
Pests and Diseases: California Poppies are relatively resistant to pests and diseases. However, watch out for aphids, slugs, and snails. Use organic pest control methods if necessary.



Harvesting: While California Poppies are primarily grown for their ornamental flowers, you can gently pick a few blooms for fresh arrangements. Snip the stems just above a leaf node or bud to encourage further flowering.
Seed Saving: Allow some flowers to remain on the plant and go to seed. As the seed pods mature, they will dry out and turn brown. When the pods start to split open, gently collect the seeds and remove any chaff or debris. Store the seeds in a cool, dry place in labeled envelopes or airtight containers for future planting.


  • Common name: California Poppy
  • Latin name: Eschscholzia californica
  • Growth habit: Upright, feathery foliage with cup-shaped flowers
  • Life cycle: Perennial, often grown as an annual
  • USDA Zones: 8-11 (perennial), suitable for all zones as an annual
  • Seeds per ounce: Approximately 10,000
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