Nigra Hollyhock Seeds | 25 - 250 Seeds | Non-GMO | 1193 Nigra Hollyhock is shockingly beautiful with its chocolate-red, nearly black blooms. Nigra Hollyhock creates an impressive impact in front of light-colored walls and fences. A true classic, Nigra Hollyhock was planted in the gardens at Monticello by Thomas Jefferson. Nigra Hollyhock grows up to 6 feet tall and features near-black blooms with just a hint of red. Nigra Hollyhock flowers mid to late summer and is gorgeous planted out by the old white outhouse or in the back of the flowerbed. Botanical Name: Alcea rosea Life Cycle: Perennial Light Requirement: Full Sun Planting Season: Spring, Fall Plant Type: Tall Green Stems with Deep Red, Nearly Black Blossoms. Features: Open Pollinated, Attracts Pollinators, Easy to Grow Maintain Color: Deep Red, Black Blooms: Summer, Late Summer, Early Fall, Fall Plant Height: 4-6 feet Plant Spacing: 18-36 inches Planting Depth: 1/4 inch Sowing Method: Direct Sow Cold Stratification: No Hardiness Zones: 3, 4, 5, 6, 7, 8 Days to Maturity: 115 Buy Seeds Online Organic Seeds Heirloom Seeds Non-GMO Seeds Vegetable Seeds Flower Seeds Herb Seeds Fruit Seeds Garden Seeds Seed Starter Kits Rare Seeds Bulk Seeds Indoor Gardening Seeds Seed Catalog Seed Packs for Sale Sustainable Seeds Greenhouse Seeds Seed Suppliers Planting Seeds Home Garden Seeds