Indian Summer Black-Eyed Susan Seeds

1 out of 5 stars
(1 review)
Availability: In Stock
These radiant, single and semi-double flowers hold their heads up high even in heat and drought without the need for staking. Enjoy their glorious beauty as they seduce butterflies with promises of nectar and provide seeds for birds in winter. A long-lasting cut flower with a long bloom period. 'Indian Summer' is an All-America Selections winner and recipient of the European Fleuroselect Quality Mark in 1995. In 2000, it won the prestigious Royal Horticultural Society's Award of Garden Merit.
$2.49 50 mg (~46 seeds)

Botanical Name: Rudbeckia hirta

Family: Asteraceae

Native: North American Prairies

Hardiness: Short-lived perennial, hardy in USDA zones 4–9, but usually treated as an annual because it does not reliably come back year after year. Some do come back from the root system and/or reseeding.

Plant Dimensions: 36"–42" tall

Variety Information: 6"–9" golden yellow flowers with rich brown centers

Exposure: Full sun

Bloom Period: Summer to frost

Attributes: Attracts Pollinators, Cut Flower, Deer Resistant

When to Sow Outside: 2 to 4 weeks before your average last frost date, and as late as 2 months before your first fall frost date.

When to Start Inside: RECOMMENDED. 8 to 10 weeks before your average last frost date.

Days to Emerge: 10–15 days

Seed Depth: Press into surface

Seed Spacing: A group of 3 seeds every 12"–24"

Thinning: When 1" – 2" tall, thin to 1 every 12"–24"

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Indian Summer Black-Eyed Susan Seeds Reviews

1 review


1 out of 5 stars Sep 24, 2021
3" across flowers.
Lynn Burek from CO
Owner Response: Hi Lynn, In lean, dry, or crowded conditions you can expect flowers to be smaller. Perhaps a soil test would be helpful.

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