Invite monarch butterflies and other pollinators to your garden with the stunning blooms of this robust, shrub-like heirloom perennial. Also called Greek milkweed, this species is drought tolerant when established and grows best in well-drained soils. Plants have green to silvery-green foliage and stems that are often soft and fuzzy. In summer, pink to white flowers are followed by decorative, woolly seed pods that are beautiful in dried arrangements. Native throughout much of the western United States.
Botanical Name: Asclepias speciosa
Native: Mid-west to western US and Canada
Hardiness: Perennial in USDA zones 3-9
Plant Dimensions: 2'–4' tall on average but may reach as tall as 6'; 18″ wide
Variety Information: Individual pink to white flowers ½” long, born in 4″–5″ clusters
Exposure: Full sun
Bloom Period: Summer
Attributes: Attracts Pollinators, Drought Tolerant, Deer Resistant
When to Sow Outside: 2 to 4 weeks before your average last frost date, or in the fall for spring germination.
When to Start Inside: 6 to 8 weeks before your average last frost date.
Days to Emerge: 14–28 days
Seed Depth: ¼”
Seed Spacing: A group of 3 seeds every 12″–16″
Thinning: When 3″ tall, thin to 1 every 12″–16″