Hello, Thank you for visiting and buying in our store 20 Mountain Blue Cornflower Seeds – Centaurea montana Bring striking color and charm to your garden with Mountain Blue Cornflower. This hardy perennial features large, fringed violet-blue blooms that appear in late spring and can bloom again in fall with proper trimming. A true pollinator magnet, it's loved by butterflies and hummingbirds alike. Compact and low-maintenance, it grows just 1–2 feet tall and 18 inches wide—perfect for small garden spaces, borders, or containers. Native to Europe’s mountain regions, it’s drought-resistant and ideal for USDA zones 3–8. Also makes a lovely indoor plant when given enough light. Key Features: Bright, eye-catching violet-blue flowers Attracts pollinators (hummingbirds butterflies) Compact: 1–2 ft tall, 18” wide Thrives in dry soil containers Simple to grow from seed Suitable for garden beds or indoor pots How to Germinate: Fill 3" deep pots with seed-starting mix. Water lightly and plant 3 seeds per pot, covering with ” soil. Keep in darkness with plastic cover to retain moisture. Maintain temperature around 70F with a heating mat. Germination in 3–4 weeks. Remove cover once sprouted and provide bright, indirect light. Questions? We’re here to help, just send us a message.