Exposing the seeds to cold temperatures for a short time simulates the natural cycle of dormancy. I’d somehow gathered that I couldn’t plant it here … but, I have discovered that Asclepias-speciosa does grow in this climate. Showy Milkweed will produce beautiful clusters of pale pink flowers. I just wanted to let you know that monarch caterpillars will eat other leaves like marigolds, & pentas. Place seed on damp paper towel. The monarchs have begun to leave their overwintering grounds in Mexico and are heading North!Starting milkweed seeds indoors is a great way to ensure you will have milkweed plants ready for them when they arrive. I live in CO (Denver), and I’ve only started reading about milkweed. There are many factors that contribute to whether you will see monarchs or note: weather, pesticide use, garden plants, etc.. It might work out better for you, but I would check with a local nursery or gardener that grows it…good luck! I’m assuming seeds need to be planted in Fall … what about sprouted plants? Cold, moist stratification for up to three months may improve seed germination in showy milkweed. Thanks. Any advice from anyone is appreciated as there is little info on the web. They have been easy to pull so far…. I have some success here with Queen Anne Lace so there is hope. Stems and foliage exude milky latex sap when cut. I did try pulling all the roots out on year and transplanting. Hi Kris, this really depends on what space you have available and how many plants you have. Hi Jane, check out these short and long term strategies for: Stopping Aphids from taking Over your Milkweed. Hi Mary, I’m not sure how deep rhizomes can potentially grow. My patio has both southern and western exposures. I will remove seed pods, but will ‘volunteer’ plants from the rhizomes (or the rhizomes themselves) choke out other milkweed/nectar plants even if I pull them? In its native range, it can be found in prairies, savannas, and other open spaces. It sent up more shoots and one year butterfly caterpillars completely devoured the leaves. Thick seed pods 3 to 5 inches long split down one side in fall to release reddish-brown, flat seeds. Two to six feet is kind of a wide range, and while I plan to plant them where they’ll have plenty of headroom, it would be nice to have an idea of where they’re going if at all possible. Hi Robin, speciosa is a somewhat aggressive grower with underground rhizomes so it probably wouldn’t be one of the best species to grow in containers. Mix seeds with moistened peat moss and place in plastic bag. Also grew whorled and swamp. Is there any chance of the rhizomes growing under a (six-foot wooden) fence and invading the neighbor’s yard? Seeds do not store well, and should be sown in the fall, as seedlings are delicate and generally transplant poorly, and potted plants do not overwinter well. Showy milkweed has been produced in limited quantities in agricultural settings for hypoallergenic fillers in pillows and comforters (Knudsen and Zeller 1993) and is more recently being explored for seed oil for use in soaps and personal care products (Evangelista 2007). The flower seed can be sown directly outdoors in the fall. If you want to increase the survival rate of monarchs in your garden, you could always bring in a few to raise. Your lower yard sounds like it will be a butterfly haven as it develops. I’d like to have A. Speciosa in my garden, but want to keep it under control. $7 50 $7.50. I would keep the patch separate from other garden plants. I thought they liked poor soil, but I’m not sure what the problem is. Hi Linda, congrats on getting eggs on your showy milkweed. Both Showy Milkweed and Common Milkweed can be grown from Milkweed seeds, and they are greatly used in butterfly gardens. Do you think I should fertilize it? Maybe it will join the day lillies. I’ll defer to the pet experts on this one though: Animal Poison Control Info Hope this helps! Do you think the milkweed will survive in a large planter? Showy milkweed occurs in many sunny, dry habitats including fields and roadsides, from 0 to 1900 m. The plant occurs in California to British Colombia and Central Canada south to Texas. Refrigerate now and germinate mid summer? Pick a location with full sun and prepare soil for good drainage, if needed. The flowers form on top of the stems and are rounded clusters of rosy-pink flowers. Hi Joanne, here’s info about harvesting seed: Do we cut the old blooms and will it re bloom? Once they find you, they’ll keep coming back. I control my Showy Milkweed by hand pulling the shoots but it is mildly invasive (in terms of a planned yard) and I am concerned about it running into my neighbors lawn in one spot. Hi Orin, we pull both showy and common from the garden…I don’t mind doing it because they’re pretty easy to pull and both species attract monarchs and other wildlife into the garden so a little extra work is ok. Showy definitely gets used as a host plant, so keep searching! Both are doing great. Hi Dave, I don’t hear much about people growing speciosa in Texas, but it’s native to your region so, in theory, it seems like a good choice. This plant likes to live in the full sun where it attracts all sorts of bees, butterflies, and birds. The flowers are discolored with black and are wilted. A popular native wildflower in western North America, Showy Milkweed (Asclepias speciosa) commonly occurs on rocky slopes, woodland areas, or along roads or streams. I’ve found this growing wild near me – Colorado Springs – and I’d like to collect some seeds but what do they look like? We don’t see a lot of honey bees in our region (lots of bumble bees though) I know that honey bees like the milkweed on this page (speciosa). Re-seeds readily. I have a lot of showy milkweed (asclepias speciosa). Thanks so much, B. I’ve never heard of showy milkweed being planted in Hawaii…I would contact a master gardner program (if they have those in Hawaii?) Monarch butterflies lay their eggs exclusively on plants in the Asclepias genus, otherwise known as milkweeds. Any ideas? The stout stems have opposite spade-shaped leaves that are fuzzy on both sides with rather woolly hairs below. Plant description via USDA-NRCS Plant database, Plant Fact Sheet: Showy Milkweed, Asclepias speciosaShowy Milkweed Extreme Closeup Photo Credit: Bureau of Land Mang Or WA, via Flickr creative commons commercial useShowy Milkweed Photo Credit: Doug Goldman hosted by the USDA-NRCS PLANTS Database. Showy milkweed seeds need 30 days of cold stratification to improve germination, Sow the seeds about 1/4 inch deep. Showy Milkweed (Asclepias speciosa) is a native American perennial from seed. or a local agency for more info on this. You might want to check out my milkweed resources page to see all your options. I have planted several types of milkweed for the monarchs migration through northern Kentucky. I put them to the front of the gardens and will back them with nectar plants so collecting eggs will be easy and I can keep them cut back to control sprawling and provide fresh growth for our last generation Monarchs. The ornamental blooms are like fireworks bursting in lavender to rose colors. Look on the internet for more info. Last year, I had Monarch sightings in my garden from February through November, but I had quite a bit more Tropical milkweed. I’ve sought to pull out most of it, in favor of fascicularis which came back after being cut down in November. Each piece of rhizome should have at least one bud. Then place in the refrigerator for 30-90 days. I don’t want it spreading everywhere because I have a rather small yard and already am having a little trouble with common MW spreading through the rhizomes. Another species that relies on Showy milkweed in my part of the country (Central Washington State) is the Milkweed Beetle, not to be confused with the Milkweed Bug. I still have Monarchs flying about and many caterpillars. Fill the peat pots three-quarters to the top with potting soil. I would suggest starting with these articles: The Real Skinny on Migrating Monarchs & Milkweed. Everyone says the aphids should be left alone because bugs will eat them. Milkweed was burned in the fall by California Indian tribes to eliminate dead stems, stimulate flower and seed production, and stimulate new growth with tall, straight stems and long fibers in the following year. Hi Michelle, butterflies find nectar plants and milkweed through sight and smell…finding plants 8 feet above ground level will not be a problem…. What size of an area for just showy would you recommend? Next year I will start even more. I am so happy to hear that the milkweed is difficult and spreads and moves in. showy milkweed is definitely a host plants that monarchs use. Showy milkweed has 70,000 to 100,000 seeds per pound, so sowing at a rate of one pound pure live seed per acre will result in 1- 2 seeds per square foot. I’m in upstate NY. Establishment Collect seeds after pods have ripened, but before they have split open. Flowers are in loose clusters at the top of the stems and are rose-purple, aging to yellow. The butterflies must migrate to stay healthy, if the milkweed doesn’t die the butterflies may stay too long and get sick. After pre-chilling, place seed on sterile seedling mix and cover lightly. It is a tangle of vines, grasses and daylilies. Hi Pam, as with common, I would plant it in patches away from your main garden…you’ll want to stop it from seeding too by either cutting off seed pods prematurely or tying organza bags around them…. I have not had a Monarch host on it but plenty of these beetles and I really enjoy watching them. Packed in FROZEN SEED CAPSULES for Growing Seeds Now or Saving Seeds for Years y más Hierbas en la Tienda de Jardín en Amazon.es. Is Tropical Milkweed Killing Monarch Butterflies? When you don’t see monarchs, take more time to improve your garden. showy milkweed is definitely a host plants that monarchs use. I would network with other gardeners in your region to see if they first-hand advice/tips that have worked for them. I live in Los Angeles and its been pretty warm, but my milkweed is all yellow and there are some black spots on it. Unfortunately, I didn’t get them planted in the fall. Butterfly milkweed stems are hairy, erect, and grow in numerous clumps... Showy Partridge Pea Chamaecrista fasciculata is an annual erect legume plant that reaches a height of 1 to 3 feet. This is a host plant of the Monarch butterfly. We have most of our patch in partial shade and it has not flowered either in 3 seasons. I purchased 3 varieties for our CO climate. I thought I had lost four out of five plants but today I found them. The plants themselves grow to a mature height of about 24 to 40 inches tall. In our garden I’ve seen the most honey bees on non-native tropical milkweed. Milkweed plants are toxic to livestock, but animals will avoid them when other forage is available. Unfortunately the bermuda (type) grass has also grown up all around them. The one gram packets contain approximately 100 seeds of Asclepias speciosa. Showy milkweed leaves are slightly toxic and impart this toxicity to the feasting caterpillars- giving them their primary defense mechanism! Grow Showy Milkweed from fresh Asclepias speciosa flower seeds. Hi Bonnie, we grow speciosa (not ‘Davis’) in our northern climate. I moved some into full sun this spring to see if that makes a difference. Seal and place bag in an area where the temperature is around 60°F for 2-3 days. I can tell you, I’ve grown it on the dryer side of our house and it has not thrived so we are planning on transplanting to some new areas this fall. Please plant milkweed to help the butterflies. For warm weather varieties (like tropical), I don’t refrigerate, but just soak the seeds in warm water for 24 hours before planting. Would love to hear feedback before it’s too late! I wonder how well milkweed does as a potted plant, as I have no place other than a deck to plant things. Grow Showy Milkweed from fresh Asclepias speciosa flower seeds. Now that a new Spring is upon us I wonder if it is possible to start stem cuttings from Showy Milkweed or could I try to transplant young second-year plants, as they are just starting to sprout. Dave in Houston, gardeners’ hell. There are many factors that contribute to whether you will see monarchs or note: weather, pesticide use, garden plants, etc.. Showy milkweed grows in well-drained soil in full or nearly full sun, in pastures, meadows, forest clearings, untilled fields, roadsides, and ditch banks, from sea level to 6,250 ft. It appears, in my area, this may be a preferred type of milkweed. I don’t see why you won’t attract lots of butterflies next to you neighbors cut field since there are no chemicals being used. Milkweed seeds require stratification-- cold treatment -- for three weeks to three months for optimal germination. Collect milkweed seeds in late fall when the seed pods are brown and open, or green and easy to pop open. Seeing as it doesn’t drop below 12 degrees at night here in the winter and the days are in the 20s, what is the best way to germinate my seeds as I need many more plants as soon as possible. I live in Tenerife Spain. Would appreciate any input on this. 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