Description
Add stunning color and fragrance to your garden with Mammoth Navy Blue Sweet Peas, a Spencer-type heirloom known for its extra-large, deep purple-blue blooms. These striking 1″–2″ flowers grow on 5’–6' vines, making them perfect for trellises, fences, and cutting gardens. Developed from Early Multiflora Gigantea, this variety offers impressive heat and drought tolerance, providing a long season of fragrant blossoms that attract pollinators while enhancing any outdoor space.
Sow outdoors 4–6 weeks before the last frost in cold climates or in late fall/early winter in mild climates when soil temperatures reach 55°–65°F. Start indoors 4–6 weeks before frost for an early bloom. Space seeds in groups of three and thin seedlings for optimal growth. With its vibrant color, delightful scent, and reliable vigor, Mammoth Navy Blue Sweet Peas are an ideal choice for gardeners seeking show-stopping flowers and long-lasting beauty.
This packet contains 400 seeds.
Variety Info:
Family: Fabaceae
Native: Italy
Hardiness: Frost-tolerant annual
Exposure: Full Sun to Part Shade
Bloom Period: Spring to Summer
Plant Dimensions: 5’–6' vines
Variety Info: 1″–2″ dark purple-blue flowers
Sowing Info:
When to Sow Outside: RECOMMENDED. Cold Climates: 4 to 6 weeks before your average last frost date. Mild Climates: Late fall to early winter for spring blooms. Ideal soil temperature of 55°-65°F.
When to Start Inside: 4 to 6 weeks before your average last frost date.
Days to Emerge: 10 – 21 Days
Seed Depth: 1″
Seed Spacing: A group of 3 seeds every 6″
Thinning: When 3″ tall, thin to 1 every 6″
