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Flower head of 2-year old A. exaltata in greenhouse. Asclepias exaltata (poke milkweed or tall milkweed) is a species of flowering plant in the dogbane family, native to eastern North America. Poke Milkweed's green and white flowers bloom from late spring to early summer. The plant's leaves can become quite large on plants growing in moist ...
Flowers: The flowers have 5 regular parts with upright stamens and are up to 5 millimetres (1 ⁄ 4 in) wide. They have white petal-like sepals without true petals, on white pedicels and peduncles in an upright or drooping raceme, which darken as the plant fruits. Blooms first appear in early summer and continue into early fall.
The Miwok people of northern California used heart-leaf milkweed (A. cordifolia) for its stems, which they dried and used for cords, strings and ropes. [ 28 ] The fine, silky fluff attached to milkweed seeds, which allows them to be distributed long distances on the wind, is known as floss.
Growing milkweed from seed is one of the easiest ways to help declining monarch butterflies. In December 2024, the U.S. Fish and Wildlife Service proposed monarch butterflies, whose numbers in the ...
Some members of the genus are known as pokeweeds or similar names such as pokebush, pokeberry, pokeroot or poke sallet. [2] [3] Other names for species of Phytolacca include inkberry and ombú. The generic name is derived from the Greek word φυτόν (phyton), meaning "plant," and the Latin word lacca, a red dye. [4]
Asclepias californica is an important monarch butterfly caterpillar host plant, and chrysalis habitat plant. The cardiac glycosides caterpillars ingest from the plant are retained in the butterfly, making it unpalatable to predators. [4] Asclepias californica attracts a wide variety of pollinators including bees and other butterfly species. Its ...
Closeup of flowers. Asclepias fascicularis is a flowering perennial herb sending up many thin, erect stems and bearing distinctive long pointed leaves which are very narrow and often whorled about the stem, giving the plant its common names. [2] [3] It blooms in clusters of lavender, pale pink, purple, white, to greenish shades of flowers. [3]
Asclepias cordifolia is a species of milkweed commonly called heart-leaf milkweed or purple milkweed (a common name shared with another milkweed, Asclepias purpurascens). [2] It is native to the western United States (California, Nevada, Oregon), growing between 50 and 2,000 m (160 and 6,560 ft) elevation in the northern Sierra Nevada and ...