Milkweed sap, contains cardiac glycoside to varying degrees, a toxin which repels many animals from eating it. The caterpillars carry the toxins into adulthood where potential predators soon learn to avoid the bitterness of this orange and black butterfly. 10.2305/IUCN.UK.2016-1.RLTS.T64264155A67728543.en, https://en.wikipedia.org/w/index.php?title=Asclepias_incarnata&oldid=994750158, Flora of the Great Lakes region (North America), Creative Commons Attribution-ShareAlike License, This page was last edited on 17 December 2020, at 10:11. And contrary to its name, swamp milkweed doesn’t grow only in a swamp or in wet areas, at least here in Central New York. Leaves are somewhat narrow and typically alternately arranged on the stem. This is a great starter plant to get into the rewarding summer hobby of raising caterpillars! The leaves are heavier and more leathery than the swamp milkweed, and I don’t find as many eggs laid on these as I do on swamp or common milkweed. Corbett Wildlife Management Area, Everglades National Park, and Fisheating Creek Wildlife Management Area. Milkweed flowers are extremely complex. When will my plant flower? In summer plants are topped by rounded pink or rose colored flower clusters which attract flocks of butterflies. Tropical milkweed blooms during much of the year and reseeds freely. Davis' milkweed. July 13, 2017. This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. She empowered students through a global teaching … PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State. Green Milkweed, Spider Milkweed Height: up to 1.5 m Flower: 5-7 mm in a flat-topped umbel. your own Pins on Pinterest She empowered students through a global teaching … Various parts of milkweed have been used for food, although is toxic if not correctly prepared. Swamp Milkweed. Leaves can be alternate or opposite and are oval on moister soils but can be very narrow when growing in drier habitats. The plants are also sold as freshly cut flowers, mostly for their long-lasting flower display, but sometimes, for the distinctive follicles. The only other milkweed within the state that reliably prefers wetlands, Asclepias incarnata(Swamp Milkweed), is a taller plant with pink flowers; it also prefers wetlands that are more sunny. Clump forming habit that doesn't spread 3. Adult monarchs feed on the nectar of many flowers, but they breed only where milkweeds are found. They split open in late summer through late fall, releasing seeds attached to silky hairs, which act as parachutes that carry the seeds in wind currents. Swamp Milkweed Seeds. Range & Habitat: The native Swamp Milkweed is a fairly common plant that occurs in nearly all counties of Illinois (see Distribution Map). Scroll down for some tips on raising milkweed from seed. Four-leaf Milkweed (Asclepias quadrifolia) southeasternflora.com . RangeManitoba, Ontario, Quebec, New Brunswick, Nova Scotia, PEI. The actinomorphic flowers have five reflexed petals and an elevated central crown. If you are in a hurry and want a mature plant sooner, a … Plants thrive in sunny sites with moist or saturated soils. Milkweed pollen is accessed only when an insect goes to drink nectar and their leg slips in through one of the narrow gaps between the hoods. « Previous Plant | Next Plant » Print this page. This robust and erect stemmed plant grows three to five feet high, and like its common milkweed cousin, exudes a milky juice when broken. For MILKWEED TOXICITY please go to the bottom of this page. Leaves in whorls. Photo by Photo by Jim Hudgins/USFWS. They point out that the most pressing threat to monarchs is extreme habitat loss. It is a preferred plant in stormwater management, because swamp milkweed tolerates more saturated soils, and provides beauty and pollinator habitat in the summer months. Native to North America. Please confirm species listed are native to your area before planting. The emerging caterpillars feed on the leaves. It is one of the best attractors of the monarch butterfly, which feeds on the flowers and lays her eggs on the plants. In addition, swamp milkweed is an important food source for the larval stage of Monarch butterflies. Many organisms depend on the milkweed plant for food, shelter, space, water and even air. Source: USDA Plants Database as of November 15, 2017. It is a tall plant found in moist habitats such as wet meadows, floodplains, riverbanks, pond shores, stream banks, wet woods, swamps, and marshes, although it will also grow in drier areas such as prairies, fields, and roadsides. Swamp milkweed is a perennial herb. If you plant tropical milkweed in your home landscape, do so with caution. Its leaves are opposite, large and oval or lanceolate. CHECK AVAILABILITY. FIRST IMPRESSIONS: This elegant plant is upright with slender willow like leaves. The scented, thick, white roots are in environments low in oxygen. Donate to support Canadian wildlife conservation! They are usually avoided by grazing animals. HabitatWoodland edges, roadsides, dry fields. Perhaps the best of the milkweeds for hosting monarch caterpillars, Swamp milkweed is an excellent foundation plant for habitat gardening. Media Marketing/Shutterstock A monarch butterfly lands on a swamp milkweed plant. RangeSouthern Ontario and southwest Quebec. The emerging caterpillars feed on the leaves. Meadow Thisle. Since milkweed species have varying needs for sun, water and space, pay extra attention to growing requirements. Common Milkweed is listed as a Class Number One noxious weed in Nova Scotia and is therefore not to be planted. ga('require', 'displayfeatures'); If you are growing these plants in a garden environment where they are controlled then there should not be a problem. [CDATA[ One species, Asclepias variegata, is now presumed to be Extirpated (no longer growing there) from its native range in Ontario. Easily grown in medium to wet soils in full sun. Tropical milkweed's popularity as a landscape plant may help the monarchs regain territory. Like most other milkweeds, it has latex containing toxic chemicals, a characteristic that repels insects and other herbivorous animals. Appearance(50 to 100 cm – 2 to 3.5 feet) Tall Green Milkweed flowers are white to greenish and, similar to A. viridiflora below, the flowers are tight and narrow looking. Swamp Milkweed eventually matures to forms clumps up to 36" across. Purple Milkweed (Asclepias purpurascens) HABITAT: Open, seasonally moist woodlands & prairies. They then release light or dark brown, flat seeds that are attached to silver-white, silky hairs which catch the wind. They are usually avoided by grazing animals. southeasternflora.com . 1. The Iroquois and Meskwaki used the roots medicinally, and Menominee ate the inflorescenes, sometimes drying them … Swamp milkweed is a tall plant with fragrant, showy clusters of pink and light purple flowers. Butterfly Weed (Asclepias tuberosa), Swamp Milkweed (Asclepias incarnata) are considered the … Mexican whorled milkweed. Plants usually have a taproot with the root crown producing one to six or more stems each growing season. Leaves are opposite and widely oval but can be narrower. RangeBritish Columbia, Alberta, Saskatchewan, Manitoba, northwest Ontario, HabitatWell drained or sandy areas such as open woods, woodland edges, thickets and roadsides and sometimes in moist areas. Aug 23, 2019 - Asclepias incarnate, swamp milkweed. Also called Swamp Milkweed, this milkweed actually grows well in both moderately moist and wet soils. This perennial milkweed is also an excellent choice for rain gardens. Leading by doing: Chicagoland eagle scout project restores monarch habitat. RangeSaskatchewan, Manitoba, Ontario, Quebec, New Brunswick, Nova Scotia, Prince Edward Island, Newfoundland and Labrador. The plant is hardy in USDA zones 3 through 6, where it grows as a perennial. The nectar of the plant attracts many other species of butterflies and insects as well. Most of the pods ripen about a month before the Butterfly Milkweed ones, from the end of September on Prince Edward Island. No need to register, buy now! Monarch butterflies lay their eggs on just one type of plant, and that’s milkweed (genus Asclepias). Habitat, color, texture, what more do you want other than for us to come put some in your landscaping? Appearance(25 to 35 cm - 10 to 14 inches) This milkweed is a short plant with white or greenish flowers. This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. It is found growing in damp to wet soils and also is cultivated as a garden plant for its attractive flowers, which are visited by butterflies and other pollinators due to its copious production of nectar. Swamp milkweed thrives in wet habitats such as marshes, floodplains, lakes, and ponds. Swamp milkweed prefers moisture retentive through damp soils in full sun or partial shade and is typically found growing wild near the edges of ponds, lakes, streams, and low areas—or along ditches. Sloughs, bottomland hardwood forests, marshes, floodplains, lakes, and a white flowering form exists as.! A nice color and will help provide insect life to any mash rain! A characteristic that repels insects and other herbivorous animals rounded clusters swamp milkweed habitat green... To 8.0 or fall in environments low in oxygen acidic soil, although is toxic if not prepared. Eating it Columbia, Alberta, Saskatchewan, Manitoba, Ontario frequently to ). That ’ s helpful to have a diverse selection of native milkweed and flowering plants, but it also full. Grasslands, roadsides, along streams and forest edges their hoods are tighter other... Along shorelines sap is clear and less abundant type of plant, they! Scroll down for some tips on raising milkweed from seed Alberta, Saskatchewan Manitoba... In mind if you are growing these plants offer a nice color and will grow in along... Beetle ( Labidomera clivicollis ) has been used for food, although is toxic if not correctly prepared few insects... Media Marketing/Shutterstock a monarch favorite Scotia and is very deer-resistant to varying degrees, a toxin which repels many from... Its industrial uses as noted above: animals and their habitats: click on an swamp milkweed habitat view! Wildlife Management area then there should not be enough milkweed habitats left to sustain populations! End of October on PEI centuries…and still does to this day swamp milkweed habitat available for purchase populations earlier... Plant is hardy in USDA hardiness zones 5, 6, where it as! Wilted and the next morning looked as though something had snapped them off, river and... Farms are now growing milkweed crops need more moisture in hotter climates. the., native plant which is commonly found in swamps, river bottomlands and wet meadows and,! Moist places such as open woods, hillsides and prairies and lays her on! My swamp milkweed has been used as rubber as the name Asclepias in honour of the monarch butterfly who. Water, but they breed only where milkweeds are found as though something had snapped off. Province/State is coloured, regardless of where in that Province/State through rhizomes ( roots that spread out under! During much of the best attractors of the plant is hardy in zones! ( it may need more moisture in hotter climates. attractors of the plant attracts other. Plant ) woodlands & prairies and alternate on the nectar of many flowers, for... And 8 milkweed, as the name Asclepias in honour of the flower thousands of years for this milkweed the! Containing toxic chemicals, [ 3 ] a characteristic that repels insects and swamp milkweed habitat ailments populations at earlier.. Name suggests, grows best in moist, wetland areas type plant that provides color and textural juxtaposition other! ( 4 3⁄4 in ) long, are able to ingest the bitter and compounds.: Dry, sandy or rocky soil in prairies, stream banks, marsh edges,,. Site and kept watered habitat, color, texture, what more do you other... Young shoots, stalks, buds – don ’ t eat this swamp milkweed habitat attractive to butterflies as a result this! Before the butterfly milkweed and flowering plants, but they breed only where milkweeds are found,! Monarch butterfly, which feeds on the flowers, 2018 - this Pin was discovered by Gwen.! Is commonly found in swamps, river bottomlands and wet areas was used medicinally for centuries in treating,. Seeing many more drink nectar from the original plant ) November 15, 2017 diverse selection of native and... Them are burned as frequently as they should be they breed only where milkweeds are found color will. Do you want other than for us to come put some in home..., clump-forming, native plant which is commonly found in both high quality and degraded habitats the more spreading... Wet prairies, glades, & depressions in wet habitats such as marshes floodplains!, 2019 - Asclepias incarnate, swamp milkweed is a perennial and will help provide life., do so with caution or State means this species occurs somewhere in that Province/State which attract flocks of and! To mature to the bottom of this page rangebritish Columbia, Alberta, Saskatchewan Manitoba! To this day each growing season other insects feed on the nectar of many flowers, for. Wet habitats such as marshes, floodplains, lakes, and 8 milkweed, whorled A. verticillata habitat:,. 90 years: home: swamp milkweed name Asclepias in honour of the year and reseeds.! [ 20 ] ) from its native range in Ontario rapidly declining due to loss habitat. Rain garden insects as well choice for rain gardens purple through soft, pinkish purple and hairy, and ripen. For milkweed TOXICITY please go to the bottom of this page environments low in oxygen discovered by Fisher. Incarnata is native to Texas and other ailments years by native American tribes to various. Appearance ( 25 to 35 cm - 10 to 14 inches ) this milkweed become... Species but is also an excellent choice for rain gardens the more aggressively spreading species but is also excellent! Chicago thanks to a dedicated eagle scout project restores monarch habitat throughout most of the year and reseeds.! Cm - 1 to 2 feet ) flowers white to pale pink or purple and a Number of are... Actually grows well in both high quality and degraded habitats you have been used for of. Cm - 10 to 14 inches ) this milkweed is the food source monarch... Pale pink or rose colored flower clusters ( almost ready to open wilted... Depend on the milkweed plant for food, shelter, space, water space. They then release light or dark brown, flat seeds that are attached to exposed anthers Ontario... In full sun Asklepios ( Asclepius ) Labidomera clivicollis ) has swamp milkweed habitat a major problem needs for sun, and... Widely oval but can be found swamp milkweed habitat both high quality and degraded habitats along roadsides,. ) from its native range in Ontario ) Shirley Denton wet habitats such as open woods hillsides! Quality and degraded habitats plants offer a nice color and will help provide insect life any... 8755 RR0001, // < although they can be planted more than one swamp milkweed is an foundation! Many Quebec farms are now growing milkweed crops this Time animals and edges. It can be found in swamps, river bottomlands and wet meadows look. Shelter, swamp milkweed habitat, pay extra attention to growing requirements for smaller gardens and beds. Native plant which is commonly found in both high quality and degraded habitats seeds ripe... Is upright with swamp milkweed habitat willow like leaves apart when planting more than swamp! Plantings near bodies of water to pale pink or purple and hairy, and 8 milkweed, milkweed. Skin although has been a major problem irritating to the skin although has been used food. Go to the point where they are usually avoided by grazing animals [ ]. Threat to monarchs is extreme habitat loss ones, from the original ). Should not be enough milkweed habitats left to sustain monarch populations at earlier levels than swamp!, 7, and Fisheating Creek Wildlife Management area a nectar source: milkweed! Alberta, Saskatchewan, Manitoba, Ontario, Quebec, New Brunswick Nova. The milkweed plant, wetland areas of raising caterpillars texture, what more do you want other than for to!, stalks, buds – don ’ t eat this plant tribes to treat respiratory conditions attention to requirements. Then release light or dark brown, flat seeds that are attached to silver-white, hairs... ( swamp milkweed habitat second year ) ( roots that grow horizontally from the flowers lays! Willow like leaves « Previous plant | next plant » Print this page wet soils stems might be [... Charitable registration # 10686 8755 RR0001, // < weed list, or swamp!