Product Description

Overview

Yellow Rudbeckia Goldstrum Flower Seeds grow into vibrant, long-blooming perennial plants admired for their rich golden-yellow daisy-like flowers with bold dark centers. Commonly known as Black-Eyed Susan ‘Goldstrum’, this classic garden favorite is perfect for borders, cottage gardens, pollinator beds, wildflower areas, and landscape planting. With exceptional heat tolerance and extended flowering, Goldstrum brings months of bright, cheerful color to your garden.

Features

• Premium-quality, non-GMO Yellow Rudbeckia Goldstrum Seeds

• Produces bright golden-yellow daisy-style blooms with dark centers

• Ideal for garden beds, borders, landscapes, and pollinator gardens

• Strong germination with hardy perennial growth

• Exceptionally long blooming season from summer to autumn

• Attracts bees, butterflies, and beneficial pollinators

• Excellent heat and drought tolerance once established

• Low-maintenance and beginner-friendly flowering plant

Specifications

• Plant Type: Perennial

• Common Name: Yellow Rudbeckia Goldstrum, Black-Eyed Susan

• Scientific Name: Rudbeckia fulgida ‘Goldstrum’

• Variety: Goldstrum Yellow Flowering Type

• GMO Status: Non-GMO

• Heirloom: Yes

• Growth Season: Spring–summer–autumn

• USDA Zones: 3–9

• Sun Exposure: Full sun

• Soil Type: Well-drained, fertile to average soil

• Bloom Time: Early summer to autumn

• Plant Height: 18–30 inches

• Spacing: 12–18 inches

• Watering: Moderate (drought-tolerant once established)

Planting Guide

• Sowing Method: Start indoors or direct sow outdoors after last frost

• Seed Preparation: Light cold stratification for 2–3 weeks recommended

• Sowing Depth: Surface sow; lightly press into soil

• Germination Time: 10–20 days

• Ideal Temperature: 18–25°C

• Transplanting: Transplant outdoors once seedlings are strong and frost risk has passed