- Species and varieties: The Blue Fireball Dahlia belongs to the Dahlia genus, specifically the 'Blue Fireball' variety. Dahlias are known for their stunning, intricate flowers and are available in a wide range of colors and forms.
- Hybrid or heirloom: The Blue Fireball Dahlia is a hybrid variety, bred for its unique blue hue and fireball-like flower shape. Hybrid seeds often offer improved traits such as disease resistance, larger flowers, or unique colors.
- Pruning and training: Dahlias benefit from regular deadheading to encourage more blooms. For larger flower varieties like the Blue Fireball, staking may be necessary to support the heavy blooms.
- Fertilization needs: Dahlias require a low nitrogen fertilizer. Too much nitrogen can lead to lush foliage but fewer blooms. A balanced fertilizer applied every few weeks during the growing season can help promote healthy growth and abundant flowering.
- Hardiness zones: Blue Fireball Dahlias are suitable for USDA hardiness zones 7-10. They prefer a climate with a long, warm growing season.
- Climate requirements: Dahlias thrive in full sun and well-drained soil. They need at least 6 hours of direct sunlight each day. They are not frost-tolerant and should be planted after the last frost in spring.