Bring bright, cheerful color to your garden with Yellow Smooth Rattlebox Flowers, an heirloom, non-GMO variety valued for its hardy growth and vibrant yellow blooms. Ideal for borders, cottage gardens, or container planting, this resilient plant thrives in a variety of soil types and adds both charm and low-maintenance beauty to your outdoor space.
Features & Specifications
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Plant Type: Annual or perennial flowering plant
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Flower Color: Bright yellow
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Growth Habit: Upright, bushy
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Height/Spread: 12 – 24 inches tall; 12 – 18 inches wide
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Bloom Season: Late spring to summer
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Uses: Borders, containers, cottage gardens, landscaping
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Seed Quality: Heirloom, Non-GMO, high germination rate
Planting & Sowing Instructions
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Sowing Time: Sow seeds indoors 6–8 weeks before the last frost or directly outdoors after frost.
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Soil Requirements: Well-draining, fertile soil enriched with organic matter.
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Light Needs: Full sun for best flowering; tolerates partial shade.
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Sowing Depth: Lightly press seeds onto soil surface; do not cover deeply.
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Spacing: 12 – 18 inches apart to allow healthy growth.
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Watering: Keep soil lightly moist during germination; moderate watering once established.
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Care Tips: Deadhead spent flowers to encourage continuous blooms; hardy and low-maintenance, perfect for vibrant garden displays.
