Botanical Name

Rudbeckia maxima

Commonly known as Giant Coneflower

Rudbeckia maxima (Giant Coneflower)
Perennial

Towering stems with dramatically elongated cones rise above huge blue-green paddle leaves. An architectural native that commands attention.

Quick Reference
Bloom Season
Jul to Sep
USDA Zones
5-9
Sun
Full Sun
Water
Moderate - regular watering
Mature Height
4-7'
Bloom Colors
Yellow
Native Species Pollinator Friendly Winter Interest Deer Resistant
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About This Name

Rudbeckia maxima is the scientific name used by botanists, nurseries, and seed catalogs to identify Giant Coneflower unambiguously. The genus Rudbeckia places it within a specific plant family, and using the botanical name avoids the confusion that comes with regional common names. If you're shopping for Giant Coneflower, looking up plant care details, or comparing varieties, searching by Rudbeckia maxima will give you the most precise results.