Almost Black Sweet Pea is a dramatic climbing flower that reaches 6 feet tall and produces deep, nearly black blooms from spring through summer. This cultivar of Lathyrus odoratus takes 84 days from seed to first flowers, rewarding patient gardeners with intensely colored blossoms that attract pollinators and deer won't touch. Grow it in full sun with moderate water and watch it scramble up trellises or stakes, creating a moody, romantic backdrop in any garden.
6
Full Sun
Moderate
2-11
72in H x 8in W
—
High
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The nearly black flower color is the real draw here, a depth so dark it's almost burgundy, setting this sweet pea apart from the pastel palette most people expect from the species. The blooms appear reliably from March through August, giving you months of cutting material for arrangements. Deer resistance means you can grow this in gardens where other delicate flowers get browsed down, and the pollinator traffic it brings is constant.
Almost Black Sweet Pea grows as a cut flower, prized for its deep color in floral arrangements and bouquets. The tall climbing habit makes it excellent for vertical garden displays on trellises, fences, and arbors where its dramatic blooms can be seen from a distance.
No timeline data available yet for this variety.
Sow seeds in deep pots 4 to 6 weeks before your last spring frost, then keep them at 55 to 65°F until they germinate, which takes 5 to 30 days. Once seedlings emerge and before leaves unfurl, move them to cold conditions outdoors to harden off.
Transplant seedlings outdoors after hardening off, timing the move for 3 to 4 weeks before your last spring frost date.
Direct sow seeds outdoors 3 to 4 weeks before your last spring frost, sowing at the depth specified below.
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