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Rudbeckia maxima


Rudbeckia maxima has huge powder blue leaves and towering stems of black-eyed Susan flowers.

If you love big perennials with dramatic foliage, we'd like to make sure you know Rudbeckia maxima! Known as great coneflower or cabbage leaf coneflower, this species from eastern Texas and adjacent states has huge 18 inch long blue-green leaves topped in mid to late summer by yellow-petaled, black-coned flowers on stems up to seven feet tall. Loves moisture and heat but is also drought tolerant.

Common Name: Great Coneflower

Family: Asteraceae (The Aster Family)

Zone Hardiness: 5-8

Light: Full Sun, Part Sun

Height: 4-6'

Width: 3-5'

Primary Bloom Colour: Yellow

Secondary Bloom Colour: Black

Class: Deciduous

Type: Perennial

Bloom Time: Summer

Soil Moisture: Average, Dry, Moist

Stem Colour:

Fragrance: No

Berries: No

Benefits: Butterflies, Bees

Deer Resistant: Yes

BC Native: No

Native Habitat: Low meadows, open slopes, stream banks, and prairies.


Geogrpahical Origin: Americas - North America

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*The Plant Encyclopedia is updated each year to provide a representation of the plants we offer, have offered, and may offer again. However, it is not a live inventory of our stock. Not all plants will be available at all times or in every year. Use the link above to enquire about the availability of this plant. Additionally, we carry many plants that have not yet been entered into our database so please enquire if you don’t see what you’re looking for. Plants are available only for on-site sales at our nursery in Richmond, BC, Canada or for shipping within Canada. We do not ship internationally. However, if you are visiting the nursery from afar, we can arrange for the necessary permits and paperwork for you to take plants back with you to your country.