Swamp milkweed doesn’t spread through rhizomes and is easier to transplant. Asclepias incarnata 'Cinderella' (Swamp Milkweed) is an erect, clump-forming perennial prized for its brilliant clusters of vanilla scented, rose-pink flowers, which bloom continuously for weeks from midsummer to early fall. Milkweed is sometimes known as "the butterfly plant," as it is the sole source of food for monarch caterpillars. What is swamp milkweed? You can sow milkweed seeds by scattering them on the soil surface 1/4-1/2 inch apart, and then cover them with about 1/4 inch of additional soil. Grow Swamp Milkweed in full sun for best results and irrigate regularly. Smaller groupings are less prone than mass plantings to insect or parasite infestations or predators. Although it’s easy to grow, tropical types host a parasite that infects and harms monarchs. (A notable exception is Ice Ballet, a popular nursery selection that produces white blossoms; this plant does not grow in the wild). It does well in landscape plantings with moist soil and in plantings near bodies of water. Swamp milkweed, Asclepias incarnata, is named for the Greek god of medicine, Asklepios. SWAMP MILKWEED – Native to eastern Canada and most of the USA, this species does NOT need a swamp (as its name suggests) to grow successfully. It likes wet, clay soil, but it also prefers full sun. To grow Swamp Milkweed from seed, cold stratify in a moist paper towel in the refrigerator for 2 months, stored in a zip lock bag. Swamp Milkweed grows wild all over the eastern U.S., from the Atlantic Coast to the Rocky Mountain States. Milkweed is sometimes known as "the butterfly plant," as it is the sole source of food for monarch caterpillars. Southeast. Do not let it dry out. How to Grow Milkweed. How to Grow. Scott takes us down to the St. Marks Refuge visitor center to show us. The USDA identifies 76 milkweed species that grow in the United States. I’m hoping to find a variety that will be well underway by the time the monarchs arrive. I’ve found that the number of Monarchs I have in my garden expands exponentially with the number of Asclepias plants. But the aquatic milkweed and the pink swamp milkweed, both of those can tolerate moist to very wet conditions.” Sandhills milkweed (Asclepias humistrata), growing in the Munson Sandhills. Thanks again. Bees and other insects take nectar from the Swamp Milkweed, but it's not an easy task. While it isn't endangered or threatened in most places, the population is declining due to agricultural herbicide use and … Unlike many ornamentals, swamp milkweed tolerates heavy clay soils and is very deer-resistant. Germinating Milkweed Seeds is easy if you follow some key steps. Do not let it dry out. Swamp milkweed is a tall plant with fragrant, showy clusters of pink and light purple flowers. GardenersHQ © 2005-2020 Dean Ravenscroft / Thank you for visiting my gardening site; 2020 - 12 - 31 : Privacy Policy, Download the PDF, MOBI (Kindle), and ePub (E-readers / iPad) files, and get a $1.00 discount. Swamp milkweed seed requires light for germination. The plants spread naturally by wind-borne seeds and by creeping roots that spread out slowly under the ground. How To Grow Milkweed From Seed. Swamp milkweed is an important food source for many insects. Two other species of native milkweed I’ve been growing at home are aquatic milkweed (Asclepias perennis) and pink swamp milkweed (Asclepias incarnta). The long, oblong leaves are light green and grow to about 8 inches long. All it needs is a reasonably moist ground in a shallower area, with some mulch to keep moisture. The plants spread naturally by wind-borne seeds and by creeping roots that spread out slowly under the ground. We recommend moving this block and the preceding CSS link to the HEAD of your HTML file. Genus Asclepias can be evergreen or deciduous perennials or subshrubs, with simple, entire leaves and umbel-like clusters of small, distinctively shaped flowers followed by paired fruits containing seeds embedded in silky fibres Not only is it attractive, it's an important nectar source for bees and other insects. How to Grow Milkweed Plants The easiest way to grow milkweed is to start with plants instead of seeds, tucking them into the ground after the danger of frost has passed. Asclepias incarnata, display clusters of small flowers with colour variations from light pinks to light purples. With the exception of droughts in your area, you can skip watering, too. Swamp milkweed, as the name suggests, grows best in moist, wetland areas. One problem that may affect Swamp Milkweed is aphids feeding on the new growth. You may also enjoy the following growing guides: How to grow Asclepias curassavica and Asclepias syriaca. Second year plants are a great option for growing in containers(not rhizomatous) Cut off milkweed pods to prevent fall seeding. Sign up to get all the latest gardening tips! Its floral nectar also attracts other pollinators and hummingbirds. You can plant milkweed starter plants purchased at specialty nurseries. PublicDomainPictures / Pixabay. Starting milkweed from seed is tricky. Plants carry fragrant blooms and can be found naturally in abundance in wet meadows, marshes, swamps, and flood plains from the east coast and as far west as the Rocky Mountains, and in southern Canada. Swamp milkweed and bloodflower grow to 24” to 30” tall. Swamp milkweed (Asclepias incarnata) – This plant is “known to be high up in the Monarchs preference list.” Native to most of the U.S., you’ll want to include this one if you’re attempting to draw butterflies to a wet area. Growing milkweed is easy, but you want to start by choosing the right kind. It doesn’t need to be fertilized. Milkweed is also well known for attracting butterflies and serving as a host plant for their caterpillars. Stratified butterfly milkweed and swamp milkweed seeds in these packets have been in moist, cold storage for 3 months to break seed dormancy and increase germination. This species does not spread from its roots, as they form a clump but no rhizomes. Plants will be tall and lush in wet soil, a bit shorter and more compact in average conditions. Swamp Milkweed (A. incarnata)– Swamp milkweed is native to North America and a great choice for soggy or moist areas in your garden since its native habitat is swamps and marshes. */, If you enjoy the information on this site, then you'll love my book: The Gardener's HQ Plant Growing Guide. How To Plant Milkweed: Step-By-Step Instructions Start with healthy plants that have developed root systems. Keep reading to learn more swamp milkweed info, including swamp milkweed benefits and tips for growing swamp milkweed in your landscape. Swamp Milkweed (Asclepias incarnata) is a red, showier variety. Any species in the milkweed family will do, but the easiest to grow is the common milkweed, Asclepias syriaca. Milkweed seed can be planted directly in soil, or started indoors. So, below are some pictures of my results from 2020’s crop of Milkweed grown from seed! Other common names swamp milkweed water nerveroot . Since milkweed species have varying needs for sun, water and space, pay extra attention to growing requirements. Water the area frequently after planting until plants become established. Grow Swamp Milkweed in full sun for best results and irrigate regularly. The clump gets a bit larger every year. The plants tend to reach 2 to 4 feet (.60 to 1.2 m.) in height. Be aware that if planted in the spring, the plants will concentrate their energies on developing a strong root system, with leaves appearing later in the process. More than 100 species of this herbaceous perennial are native to the U.S. and Canada. Asclepias incarnata requires at least 30 days of cold stratification before it will germinate. The ‘milk’ of milkweed is a sappy, latex-like substance. Similar to common milkweed in structure, it blooms slightly later which allows for a longer milkweed blooming season. Milkweeds (Asclepias) get their name from the sticky white sap that oozes from the leaves when they are damaged. They typically bloom from early summer through to mid-autumn. Install milkweed behind ground covers or mounding plants to hide the stems but show off the blooms. Showy milkweed (Asclepias speciosa) – Flowers are fragrant and pretty. Grow Swamp Milkweed in full sun for best results and irrigate regularly. How To Grow Milkweed From Seed – Guide with Pictures. in Milkweeds,Native Plants. Uplands plants tolerate drier soils and more drought-resistant species. Seeds require cold moist stratification. Some types of milkweeds, called swallow-worts, can fool monarchs into laying their eggs on them. 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