Native Plant of the Week: Sweet Black-eyed Susan

Family: Asteraceae


Name: Rudbeckia hirta - Sweet Black-eyed Susan

Pictures: Top Row: Overwintered Foliage (Cyn Slaughter CC BY-NC-ND 4.0) , Foliage (Cathy Dewitt CC BY 4.0), Flower bud (Joshua Mayer CC-BY-SA 2.0) Bottom Row: Rudbeckia hirta (New Moon Nursery), Rudbeckia hirta with Pearl Crescent (New Moon Nursery), flower of the cultivar 'Marmalade' (KMS Native Plants)


Bloom Time: July - September


Flower: Golden Yellow

Soil Condition: Moist, Average, Dry, Well Drained


Light: Sun, Partial Shade


Height: 24-36" tall by 12-24" wide


Native Range: Eastern and Central North America including Long Island


Zone: 3 to 9


Rudbeckia hirta is a native biennial (life cycle of 2 years) or a short-lived perennial that self sows readily in the garden. It will do well where you plant it originally, but you will find plants in other places with the help of the birds. The flowers are 2-3" in diameter! It makes a fantastic fresh cut and dried flower.


Maintenance: Does best with some afternoon shade.


Benefits: clay soil tolerant, juglone (Black Walnut) tolerant, moderate drought tolerance, deer resistant, salt tolerant, Goldfinches eat the seeds, nectar source, pollinators, host plant to the Silvery Checkerspot


Cultivars: 'Marmalade', 'Indian Summer', 'Rustic Colours'


Companion Plants: Sorghastrum nutans - Indian Grass, Asclepias verticillata - Whorled Milkweed, Echinacea purpurea - Purple Coneflower, Tradescantia ohioensis - Ohio Spiderwort, Amorpha canescens - Leadplant, Monarda bradburiana - Eastern Bee Balm

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References:

1. http://www.newmoonnursery.com/plant/Rudbeckia-hirta

2. https://www.wildflower.org/plants/result.php?id_plant=ruhi2

3. https://plants.ces.ncsu.edu/plants/rudbeckia-hirta/


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