Native Utah Plants
Narrowleaf Milkweed
Narrowleaf Milkweed
Asclepias fascicularis
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Narrowleaf Milkweed (Asclepias fascicularis) is one of those quietly essential plants that earns its place in any water-wise landscape. With its slender, airy foliage and clusters of soft pink blooms, it adds a light, naturalistic texture that pairs beautifully with grasses and other native perennials. It doesn’t demand much, just sun and well-drained soil, and in return, it brings life and movement to the garden throughout the summer.
More importantly, this plant plays a critical ecological role. It’s a key host plant for monarch butterflies, supporting their full life cycle, while also drawing in a wide range of pollinators. Despite its delicate appearance, it’s tough, adaptable, and well-suited to Utah’s drier conditions, making it a smart choice for gardeners looking to balance beauty with purpose.
Plant Profile
Plant Profile
Scientific name: Asclepias fascicularis
Duration: Perennial
Native region: Wasatch Front Valley and Southern Utah
Native elevation: 2000-7000 ft
Water requirement: Low
Drought tolerance: High
Light requirement: Full sun
Shade tolerance: Low
Mature size: 24-48" H by 12-24" W
Bloom time: June - September
Flower color: Pink
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