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Asclepias syriaca, commonly called common milkweed, butterfly flower, silkweed, silky swallow-wort, and Virginia silkweed, is a species of flowering plant. [ 2 ] [ 3 ] It is native to southern Canada and much of the United States east of the Rocky Mountains, excluding the drier parts of the prairies. [ 4 ]
Tomato, [6] [28] [58] [75] peppers, oregano, asparagus, petunias, grapes, Carrots, Radishes: Chamomile, anise: Slugs and snails. [39] butterflies: asparagus beetle, hornworms, [6] mosquitoes, [6] thrips and flies [6] Common rue, thyme: Is said to make tomatoes taste better, chamomile and anise are supposed to increase the essential oils in many ...
Most milkweed plants grow best in full sun, while common milkweed is happiest in well-draining soil, and swamp milkweed may become stressed and prone to aphids if it’s not grown in moist earth.
Asclepias eriocarpa is a specific monarch butterfly food and habitat plant. It is one of the most poisonous milkweeds. Natural History July/August 2015 calls it the most poisonous, but most sources put it below A. lancifolia (now known as Asclepias perennis).
Downy mildew of basil caused by Peronospora belbahrii has been a huge problem for both commercial producers and home growers. The disease was first reported in Italy in 2004, [ 12 ] was reported in the U.S. in 2007 and 2008 [ 13 ] [ 14 ] and has been steadily increasing in prevalence, distribution, and economic importance since then.
Fourleaf milkweed is a perennial herb with an upright stem growing from a fleshy rhizome. The stem has a milky sap. [4] The plant is small and slender compared to other milkweeds at only 50 centimetres (20 in) tall. [6] Leaves are usually elliptic to ovate and 2.5–12.0 centimetres (1.0–4.7 in) long and 1–6 centimetres (0.4–2.4 in) wide. [7]
Asclepias subulata is a species of milkweed known commonly as the rush milkweed, desert milkweed [1] or ajamete. This is an erect perennial herb which loses its leaves early in the season and stands as a cluster of naked stalks. Atop the stems are inflorescences of distinctive flowers. Each cream-white flower has a reflexed corolla that reveals ...
Asclepias sullivantii is a species of flowering plant in the milkweed genus, Asclepias. Common names include prairie milkweed, Sullivant's milkweed, and smooth milkweed. [1] [2] It is native to North America, where it occurs in the central United States and Ontario in Canada. [3]