White snakeroot (Ageratina altissima) Seeds
White snakeroot (Ageratina altissima) Seeds
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In September and October, the broad, dark green upright stems of this species are topped with bright-white clusters of small flowers attracting fall pollinators. A prolific self-sower; cut back after bloom in a small garden. This is an excellent species to plant after invasive species have been removed in a woodland.
Native to Maine: Yes
Growing conditions: Shade to part sun in moist to dry soil
Natural habitat: Deciduous woodland understories, shady roadside edges, and disturbed areas
Grows up to: 2'
Blooms: In early autumn
Pairs well with: Blue lobelia, blue wood-aster, Northern maidenhair fern, black bugbane, and zig-zag goldenrod
Seeds per packet: 50-100
Germination Code(s): B and C
These seeds require a cold period to germinate - a minimum of 60 days below 40°F in moist soil (or sand or vermiculite). Sow outdoors in pots, on the soil surface and leave uncovered, November through March.A great species for beginner seed-sowers.
