Black-Eyed Susan (pack)

Black-Eyed Susan - Rudbeckia hirta Biennial Open Pollinated. Popular wildflower that performs well in full sun with little attention. Plant produces an abundance of yellow daisy-like flowers with a dark center. Pack covers approximately 10 sq ft if broadcast. Thin to 12" apart. Flowers: Good cut flower. American Plains USDA Zone: 3-9 Plant In: Spring Planting Depth: 1/16" Days to Germinate: 7-30 Days Height At Maturity: 24"-36" Sun/Shade Requirements: Full Sun/Part Sun Water Needs: Moderate Water Approx. Seeds Per Pack: 539 Browse more options in our Flower Seeds .

Variety Details

• Botanical name: Rudbeckia hirta
• Plant type: Biennial
• Growth habit: Upright
• Crop category: Flower seed
• Flower character: Flowers: Good cut flower.
• Recorded feature: Open-Pollinated
• Product format: Seed packet

Sowing & Growing

• USDA Zone: 3-9
• Plant In: Spring
• Planting Depth: 1/16"
• Days to Germinate: 7-30 Days
• Height At Maturity: 24"-36"
• Sun/Shade Requirements: Full Sun/Part Sun
• Water Needs: Moderate Water

Prepare a weed-reduced seedbed for Black-Eyed Susan (pack) and use the recorded planting season, depth, and light requirements. Press shallow-sown seed into good soil contact and keep the seed zone from drying during establishment. Thin or transplant only when the growth habit and spacing call for it. Leave enough room for mature width and air movement. Bloom timing and final height can shift with sowing date, climate, soil, moisture, and competition, so use listed figures as planning ranges.

Place Black-Eyed Susan (pack) where its recorded height and growth habit fit the surrounding planting. Shorter companions can be positioned toward bed edges, while taller stems need room where they will not shade small seedlings too early. If cutting flowers, harvest with clean tools at the stage appropriate to the bloom form. If leaving flowers in place, observe how bloom sequence changes through the season and record which sowing date performed best at the site.

Use a dated label for Black-Eyed Susan (pack) and compare actual emergence, growth, and harvest or bloom timing with the ranges in the current record. Local soil, temperature, light, moisture, and planting date can shift results. Keep observations with the remaining packet so the next sowing can be adjusted without replacing product-specific measurements with a universal calendar.

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