Narrowleaf Milkweed

asclepias fascicularis

Narrowleaf Milkweed (Asclepias fascicularis) is a resilient perennial herb native to the western United States. Highly prized by gardeners and conservationists alike, this plant features slender, lance-shaped leaves and dense, rounded clusters of delicate, star-shaped white-to-lavender flowers. It serves as a vital ecological cornerstone in its native range, supporting a myriad of pollinating insects and acting as a critical host plant for the iconic Monarch butterfly.

Lebensraum: Typically found in dry, open habitats including valleys, foothills, chaparral, deserts, grasslands, and along roadsides.

Aussehen

This plant typically grows upright to a height of 50 to 100 cm. It is easily distinguished by its exceptionally narrow, linear leaves that grow in tight whorls or opposite pairs along the slender, greenish-purple stems. From late spring to early autumn, the plant produces rounded, umbrella-like clusters of small, 5-petaled flowers which range in color from greenish-white to pale pink or lavender. After pollination, it develops smooth, slender, teardrop-shaped seed pods that eventually split open to release flat, brown seeds attached to silky, white fluff.

ReichPlantaeStammTracheophytaKlasseMagnoliopsidaOrdnungGentianalesFamilieApocynaceaeGattungAsclepias

Narrowleaf Milkweed

Kategorie

Pflanzen

Seltenheit

Common

Gefahr

1/5 · Sehr gering

Snaps

Mach den ersten Snap!

Interessante Fakten

Indigenous peoples historically harvested the strong, fibrous stems of this plant to weave high-quality ropes, nets, and bowstrings.

The plant's milky sap contains toxic cardiac glycosides, which monarch caterpillars safely ingest to make themselves highly unpalatable to birds.

Unlike most flowers that have loose pollen, milkweed packages its pollen into tiny, sticky sacks called pollinia that clip onto the legs of visiting insects.

Besondere Fähigkeiten

Synthesizes toxic cardiac glycosides within its milky white sap to deter generalist herbivores from eating its foliage.

Utilizes a deep, extensive taproot system to access water deep within dry, clay-heavy soils during hot summer months.

Produces seeds equipped with silky, lightweight hairs that catch the wind, allowing them to disperse over great distances.

Maße und Details

Länge: 50-100 cm
Lebenserwartung: 3-10 Jahre

Ernährung und Fütterung

As a photoautotrophic plant, it produces its own sugars through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing essential minerals through its root system.

Hauptnahrung

Sunlight
Carbon Dioxide
Water
Soil Minerals

Ökologische Zusammenhänge

host plant

Monarch Butterfly

Danaus plexippus

Serves as a critical host plant and food source for Monarch butterfly caterpillars, which sequester the plant's toxins for their own defense.

eaten by

Large Milkweed Bug

Oncopeltus fasciatus

Sucking insects that feed on the seeds, leaves, and stems of the milkweed plant.

mutualism

Honey Bee

Apis mellifera

Visits the flowers for nectar and acts as an efficient pollinator of the plant.

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Sicherheit

Gefahr

1/5 · Sehr gering

Noch keine besonderen Sicherheitshinweise.

Häufig gestellte Fragen

Wie identifiziert man Narrowleaf Milkweed?

Der einfachste Weg, Narrowleaf Milkweed zu bestimmen, ist die Verwendung der Naturführer-App Snappit.

Was ist der/die/das länge von Narrowleaf Milkweed?

50-100 cm

Was ist der/die/das lebenserwartung von Narrowleaf Milkweed?

3-10 Jahre

Was frisst Narrowleaf Milkweed?

As a photoautotrophic plant, it produces its own sugars through photosynthesis, utilizing sunlight, carbon dioxide, and water while absorbing essential minerals through its root system.

Wo findet man Narrowleaf Milkweed normalerweise?

Typically found in dry, open habitats including valleys, foothills, chaparral, deserts, grasslands, and along roadsides.