Zinnia 'California Giants'
Botanical Name: Zinnia elegans
Hardiness: Frost-sensitive annual
Plant Dimensions: 2'–4' tall
Variety Information: Large, 4"–6" flowers in a wide range of colors, including white, pink, salmon, rose, red, yellow, orange, lavender, and purple
Exposure: Full sun
Bloom Period: Summer to frost
Attributes: Attracts Pollinators, Cut Flower, Deer Resistant, Good for Containers, Heat Tolerant
When to Sow Outside: RECOMMENDED. 1 to 2 weeks after your average last frost date.
When to Start Inside: 4 to 6 weeks before your average last frost date. Transplant outdoors after last frost. Zinnias do not benefit from being sown early; wait for warmer weather
Days to Emerge: 3–10 days
Seed Depth: ¼"
Seed Spacing: A group of 3 seeds every 12"
Thinning: When 2" tall, thin to 1 every 12"
Harvesting: For longest vase life, harvest before small yellow flowers emerge between petals.