Common milkweed seed 1 gram, Asclepias syriaca
One gram of common milkweed seeds. Packet contains between 80 and 130 seeds (105 on average). Seeds are harvested from plants grown in Colorado. Germination rate is 90% Botanical name: Asclepias syriaca. Start the seeds in a week using water germination or sow in the fall for a more natural method called cold moist stratification. Either way the monarch butterfly will appreciate having this milkweed available. Shipping is included in the quoted price.
Life Expectancy: Perennial
USDA Plant Hardiness Zone: 3-8 (-40ºF to 20ºF)
Light Requirement: Full sun.
Mature Height: 3 to 8 feet. Typically 4 feet.
Bloom Colors: Purple.
Propagation: Seed. Horizontal root rhizome with nodes in spring.
Root Description: Clone forming rhizomes vary in size.
Root Spread: Small to large spread spread via clone forming rhizomes.
Container: No. Not recommended.