Enhance your garden’s beauty with Grandiflora Rubra Flower seeds, a striking perennial known for its large, vibrant red blooms and ability to thrive in shaded areas. These heirloom, GMO-free seeds are perfect for borders, containers, or woodland gardens, adding color and elegance even in low-light conditions.
Features & Specifications:
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Plant Type: Perennial flowering plant
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Flower Color: Deep red (rubra)
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Height: 45–90 cm (1.5–3 feet)
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Blooming Season: Late spring to summer
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Seed Type: Heirloom, non-GMO
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Sun Requirement: Partial to full shade
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Soil Preference: Well-draining, fertile soil
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Maintenance: Low-maintenance, shade-tolerant
Planting & Sowing Instructions:
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Seed Preparation: Soak seeds in lukewarm water for 12–24 hours to improve germination.
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Sowing Time: Sow indoors in early spring or outdoors after the last frost.
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Depth: Sow seeds 0.5–1 cm (¼ inch) deep in seed trays or garden soil.
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Spacing: Thin seedlings to 30–45 cm (12–18 inches) apart for healthy growth.
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Watering: Keep soil consistently moist but well-drained until seedlings establish.
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Germination: Seeds typically sprout in 2–4 weeks under optimal conditions.
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Transplanting: Transplant seedlings outdoors when strong enough and frost risk has passed.
