I hope that helped! Do, Valentine Gift Ideas for a Butterfly Lover, Start or Improve your Monarch Butterfly Garden, Butterfly Garden Book for Monarchs- Instant Download, Start Raising Monarch Butterflies Here…, Top Tools, Supplies, and Resources for Raising Monarch Butterflies, WET Cold Stratification VS DRY Cold Stratification, Gwendolyn’s Steps to Milkweed Seed Germination in Water, http://www.ourhabitatgarden.org/creatures/milkweed-varieties.html, Monarch Butterfly Kits to Raise Caterpillars into Butterflies, 25 Milkweed Plant Ideas for North American Butterfly Gardens, Winter Sowing Milkweed Seeds Part 1: Supply Checklist. In horticulture, stratification is a process of treating seeds to simulate natural conditions that the seeds must experience before germination can occur. Wish me luck. (I'm in an apartment so cant put in ground. A coffee thermos works for this, change the water once. 5. Here at Joyful Butterfly, our preferred medium is a coarse, washed, all-purpose sand. Common milkweed is pretty easy to grow from seed. ( Providing the weather is warm). You can track the monarch migrations and see real-time maps of their migration at https://maps.journeynorth.org/maps Thanks! Can I just put the seeds out on the snow in February? I am in Delaware and it’s early June. I move plants outside after the final avg frost date. I grew up in MN with the monarchs, but now live in desert AZ. Plan to tag them in 2019. I’m sure that some of my seeds will germinate, but my question is, did you use coffee filters in your experiment? Freezer may work but it might also make the seed less viable over the period of 30-60 days. Hi Marina, I’ve never stored seeds dry in the freezer, so I’m not sure what kind of germination you can expect. From what I saw on YouTube the seeds should be sprouting??? Wet a paper towel and gently wring it out so it is damp but not dripping with water. Do monarchs fly thru here on their migration? For warm stratification, store it somewhere where the temperature remains between 68 and 85 degrees Fahrenheit. Hi Yvonne, tropical milkweed is an invaluable milkweed species for monarchs throughout the US and Canada, and there are monarchs using it now in their overwinter grounds in Mexico. How to perform cold moist stratification on milkweed seeds. So last year I got inspired to create a registered Monarch way station here. I love to plant more Milkweed of different types. Mix seeds with pre-chilled distilled water and let soak for 24 hours in the fridge. That way, I know that I am giving them every advantage of surviving and so they are larger so they can feed more caterpillars once the monarchs arrive. Hi Terry, yes…it will work with both. I am very much interested in planting as much milkweed as possible in my area. September 2018 About how long does it take for sprouted seeds to be ready to transition to the garden? They will sprout! Hi Liz, if the seeds are viable, this method definitely works for tuberosa…good luck! We even get tropical milkweed seeding up north in Minnesota. Stratification is the process of mimicking the natural over-wintering process by exposing the seeds to cool, moist conditions. I collected some seeds last year and have them in pods. 3. Plant seed in fall in a sunny location. Simply sprinkle seeds on well-tilled soil and pat them down,... Spring seed planting. June 2020 Most seeds need a period of chilling called vernalization and stratification to germinate and then flower. Still have 4 in Chryslis. August 2019 Stop when you see the lighter inner part of the seed. Monarch Butterfly Garden- Bring Home the Butterflies, Butterfly Garden Ideas and Gardening Tips to Attract Monarchs, Swallowtails, Hummingbirds, and other Precious Pollinators. Sow seeds lightly on the top of the soil. Hi Alice, I use the heat mats on the perennial seeds too. Thanks so much for this post! As long as they've been in the fridge for 6-8 weeks, we've noticed that by keeping them in a zip lock bag with some wet sand for a week or two before planting them they'll germinate even faster. She was also able to do this successfully with tropical milkweed seeds. I really would appreciate it so much. Rebecca ChandlerGarden Educator, Naturalist and Ethnobotanist, October 2020 Facebook Twitter Reddit StumbleUpon. Great website and great tips on cold stratification for asclepias!! 4. If it isn't warm enough yet in your region, you can start them indoors in a sunny window or under a grow light. Wish me luck 🙂 Have 4 Tropical milkweed plants wintering over in my basement. Is it recommended to sow germinated seed directly into my garden? Instead, consider tossing it outside for birds and other critters needing to line their nests. That way you can stratify several seed varieties in the same container and remove seeds easily for mold maintenance (see below). Is it too hot in July to plant the seeds? Hello! The purpose of the cold stratification period is just to awaken them and let them know that Spring is near. I look forward to hearing about your garden this season…good luck! When you are ready to germinate them, soak the seeds for 24 – 48 hours in warm water before sowing. I am very excited about raising the Monarchs. Do you think water germination would work with Gomphocarpus fruticosus or Gomphocarpus physocarpa? I then fill the sunken jug w/potting/peat sand mix and sow the seeds. Should I leave them in the freezer and plant them in the spring? I used plain room temp, rain water, I guess about a cup in the containers, (plus a tablespoon from a gallon of rainwater mixed with 1 cup 3% Hydrogen peroxide). Do I use the same stratification & planting for Asclepias Purpurascens seed as the other MW? This way I will always have the freshest possible milkweed for the monarchs all year long, and I won’t risk having hundreds of milkweed plants in my garden next year, just those that I want. Swamp milkweed – Swamp milkweed can tolerate extra water, but does well in average soil. It is about one to two feet tall, with glossy, lanceolate leaves that are arranged spirally up the length of the stem. If you live in a climate with a warmer winter, you can plant your seeds in either the spring or the fall. These are all seeds that I collected this past fall, kept at room temp for this very purpose. The cold dry seedlings were a few days behind, but all plants from both treatments look healthy and continue to grow. How to Cold stratify Butterfly Milkweed seed: Cold Stratification. Germination of Milkweed Seeds. Thanks! March 2019 I spray it on seedlings and their soil to kill fungus gnat larvae. Plant the Seeds Indoors. No need for seed heating mats or indoor lights. Have been reading and wonder where you get seed for the purple milkweed. The germination rate was 0%, although I think seed quality was a contributing factor. More details are on this link: That’s almost double what we have. (click here to find out when your average first frost is). Thanks again, Hi Anissa, A. tuberosa seeds can be started in water if you look at the directions at the bottom of the page. How long that exposure is depends on the species. You can plant them in seed trays, peat pots, small pots or any other container that allows for water drainage. I had so little luck with my outdoor stratified butterfly weed (one lone seedling out of 30 planted) that I’m going to try the cold, moist stratification in the fridge, too. Add your desired seed amount to the sand. Save Our Monarchs Foundation Your answer. This will be our first year growing common milkweed from seed. The moisture helps to soften the seed coat so that the sprout can emerge. number around 30 Monarch's. Is it ok to plant them right now and put in pots so the plants can be portable during cold weather days? I don’t know how true this is, but I have read that you should occasionally check on the seeds because they could start germinating in as little as three weeks time using the cold moist stratification method? PS. Check out the suggested stores section on my milkweed resources pages for seeds and possibly plants: I’ve had great success with Gwendolyn’s method for Asclepias tuberosa. My question is your photo Cold Dry vs Cold Moist Stratification Result is that when you actually begin to take the lid of the greenhouse & begin the rotating fan? Store towel inside a plastic bag. How long do the seeds need to cold stratify? Hi Alice, congrats on your butterfly garden success and helping start your local community butterfly garden. Cold/No cold ; start inside/direct sowing… 2 '' container very delicate & I ’ m not mine! 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