Roque Starburst Dahlia Tuber Semi-Cactus White 8–10" Blooms

Roque Starburst is a giant semi-cactus dahlia featuring dramatic white blooms with elongated, pointed petals that radiate outward, creating a bold starburst effect ideal for statement garden plantings and large-scale arrangements.

Bloom Details

• Bloom Size: 8–10"
• Plant Height: ~4–5 ft
• Form: Semi-Cactus (SC)
• Color: White (ADS W)

About the Roque Starburst Dahlia

This variety is prized for its impressive size and striking semi-cactus form. The crisp white blooms provide dramatic contrast in the garden and serve as standout focal flowers for event and exhibition work.

Grown With Care at Emerald Angel Dahlias

Organically grown in Manistee, Michigan. Tubers are verified true to variety name and hand-selected. We guarantee your tubers will arrive healthy and ready to thrive.

Pre-Sale Note

This variety is available to browse now so you can build your wish list. Early Spring Tuber Sale date is to be announced. Create a customer account or sign up for sale alerts to be notified the moment our premium organic tubers go live. Add your favorites to your wishlist or cart now to be ready when the sale opens.