Asclepias linaria (Pineleaf Milkweed) Seeds

Botanical Name: Asclepias linaria
Common Name: Pineleaf Milkweed

Asclepias linaria is a distinctive milkweed species native to the Southwestern United States and Mexico. It features slender, needle-like leaves that give it a pine-like appearance, along with clusters of small white to pale pink flowers that attract butterflies and other pollinators. This drought-tolerant plant is especially valued as a host plant for monarch caterpillars and is well-suited for containers, pollinator gardens, and arid landscapes. Mature plants typically reach 2–3 feet tall.

Care and Cultivation:

• Prefers full sun to bright light

• Water moderately; allow soil to dry slightly between waterings

• Use well-draining soil

• Suitable for containers and in-ground planting

Frost Tolerance and Cold Hardiness:

• Best suited for USDA Zones 9–11

• Can tolerate brief light frost

• Protect from hard freezes

Winter Dormancy and Health:

• May go semi-dormant in cooler months

• Reduce watering in winter

• New growth resumes with warm temperatures

Notes:

• Important host plant for monarch butterflies

• Milky sap may cause skin irritation