Papaver – California – Single Papaver

Growing Temp 55°F – 70°F
Days to Maturity 55-70 days

Ease of Cultivation and uses: The California Single Poppy is a striking wildflower known for its vibrant orange and yellow blooms. This hardy annual is relatively easy to grow, making it a popular choice among gardeners of all skill levels. It thrives in poor, well-drained soil and requires minimal maintenance, allowing for a beautiful display with little effort. The California Poppy is not only visually stunning but also serves as a crucial habitat for pollinators, enhancing biodiversity in gardens.

Direct Sowing: For direct sowing, plant California Single Poppy seeds outdoors in early spring, once the soil temperature has warmed to at least 55°F. Scatter the seeds on the soil surface and lightly press them in, as they require light to germinate. Space the seeds about 12 inches apart to allow for ample growth. Germination typically occurs within 10–14 days. Keep the soil moist but not soggy until the seedlings are established, and avoid excessive watering to prevent root rot.

Early Sowing for Seedlings: To start California Single Poppy seeds indoors, sow them 4–6 weeks before the last expected frost. Use seed trays filled with a well-draining potting mix, lightly covering the seeds with soil. Maintain a temperature of 65°F to 70°F for optimal germination. Once the seedlings develop their first true leaves and the danger of frost has passed, transplant them into the garden, spacing them 12 inches apart. Water thoroughly after transplanting to promote strong root establishment.

Harvesting: To determine when to harvest California Single Poppy, observe the flower buds as they begin to open. Harvest the flowers when they are fully open for the best color and beauty. Use scissors to snip the stems, being careful not to damage the remaining plants. The flowers can be enjoyed fresh in arrangements or dried for later use. If you wish to collect seeds, allow the flowers to dry on the plant and collect the seeds once the pods have turned brown and dry.