NARROW LEAF IRONWEED
Vernonia lettermannii
SKU: 03-Jun
Description
A very rare Ironweed, Vernonia lettermannii, or the narrowleaf ironweed, is a plant species native from Arkansas to Oklahoma, though will grow in much of North America. It is a perennial up to 60 cm (24 in) tall. It produces numerous bright purple-violet flowers, arranged in dense clusters. Drought tolerant/ for xeriscaping/ waterwise design, and suitable for natural landscaping. Provides a food source for butterflies and other pollinators. Remarkable perennial for modern garden design. Deer resistant. Abundant and long lasting flowering.
Type: Hardy perennial
Hardiness zones: 4-9
Height: 60cm, 24"
Note: Ornamental use only. These seeds and/or plants are poisonous.
Seeds per pack: 6
Germination: Start these seeds right away to preserve viability, no matter the time of year. These seeds require a period of cold. Sow the seeds just under the surface of a sterile seed-start mix. Leave them at room temperature for 2 weeks. They will not grow yet. Then cover them with plastic and place in a fridge for 5-6 weeks. Be sure they stay moist. After the cold stratification period they are then brought back to room temperature for them to germinate. If possible, the best location for sowing in March, April and May, is in cold frame or a cold greenhouse where they will receive the cold period and fluctuating temperatures naturally.
Description
A very rare Ironweed, Vernonia lettermannii, or the narrowleaf ironweed, is a plant species native from Arkansas to Oklahoma, though will grow in much of North America. It is a perennial up to 60 cm (24 in) tall. It produces numerous bright purple-violet flowers, arranged in dense clusters. Drought tolerant/ for xeriscaping/ waterwise design, and suitable for natural landscaping. Provides a food source for butterflies and other pollinators. Remarkable perennial for modern garden design. Deer resistant. Abundant and long lasting flowering.
Type: Hardy perennial
Hardiness zones: 4-9
Height: 60cm, 24"
Note: Ornamental use only. These seeds and/or plants are poisonous.
Seeds per pack: 6
Germination: Start these seeds right away to preserve viability, no matter the time of year. These seeds require a period of cold. Sow the seeds just under the surface of a sterile seed-start mix. Leave them at room temperature for 2 weeks. They will not grow yet. Then cover them with plastic and place in a fridge for 5-6 weeks. Be sure they stay moist. After the cold stratification period they are then brought back to room temperature for them to germinate. If possible, the best location for sowing in March, April and May, is in cold frame or a cold greenhouse where they will receive the cold period and fluctuating temperatures naturally.
