Narrow leaf milkweed is a robust perennial native to many habitats and conditions across all of California. Sign up today and get our Fall Gardening Guide right away! I live in IL and am starting to get containers ready for milkweed seeds so they have time for their cold treatment. these are transplants about 6 weeks old and 24″ high. I have raised Monarch’s since 2007, but do not have any so far this year. I know spores can be incredibly resilient.

Do all of the plants need to be repotted in fresh organic potting soil? Narrowleaf milkweed is a wonderful addition to pollinator gardens. Water well the first month to establish. If they survive and grow to be fairly strong, I’ll donate them to a friend of mine who owns 5 acres where A. eriocarpa is native. I will plan to do it on that Sunday. The Narrowleaf Milkweed provides food for monarch butterfly caterpillars and provides nectar for hummingbirds and nest building materials for other birds. Keep in mind there are over 25 varieties of milkweed you could plant, so research to see if a particular milkweed variety has special soil requirements. Support the monarch population by planting large amounts of densely spaced plants throughout your property; the cover of leaves provides protection for young caterpillars to hide from predators while ensuring a robust food supply! Grows in western U.S. to Canada and is equivalent to common milkweed in the east. It also grows shorter than swamp milkweed so a potted plant will fit better in a large caterpillar cage, should you decide to raise monarchs. Cover with 1/4 inch of soil on top of the seed. Good luck!

  • Helo everybody, I have a lot of questions about milkweed in Brazil. Narrowleaf milkweed is a perennial flower native to parts of the western U.S. Plant seeds during the cool season of Zones 9 and 10. Place 1-2 cold stratified seeds in each pot. About Narrow Leaf Milkweed (Asclepias fascicularis) 48 Nurseries Carry This Plant Add to My Plant List; Narrowleaf milkweed or Mexican whorled milkweed is a flowering perennial sending up many thin, erect stems and bearing distinctive long pointed leaves which are very narrow and often whorled about the stem, giving the plant its common names. Narrowleaf Milkweed grows in summer-dry places below about 7000 ft. elevation in the western United States from Washington and Idaho south to Baja California, Mexico. Seed pack contents: .25G Sows about 100′ Row, Growing Narrowleaf Milkweed in Containers, Dawne Dickinson R. Weeks says

    Thanks for your reply. Would something like tree roots keep the rhizomes from spreading as far as long as I harvest the seeds?
    Also, I have been giving tropical milkweed seed pods to my friends, since they were interested in growing them. By growing native milkweed plants in my own yard I can share the value that the garden has to butterflies, birds and bees. Fill the peat pots three-quarters to the top with potting soil. More Swamp Milkweed Info, Plants and Seeds. in pots and see what happens, as well as direct sowing and also trying theWinter-sowing technique. Last winter we purchased five one-gallon pots of narrow-leaf milkweed (Asclepias fascicularis) from CNPS East Bay’s Native Here Nursery (NHN) in Tilden Regional Park and planted a milkweed patch in our back garden.This June we found three small monarch butterfly caterpillars on the milkweed, but they had attracted a number of predatory paper wasps. If you want to try some propagation techniques over winter, I would suggest winter sowing as an alternative:

    Winter Sowing Milkweed Seeds

  • Hi Tony.. I am tempted to get them back to Milkweed as they are crawling over the chips in soil.
    Why do they come down from Milkweed onto soil and back to Milkweed?

    Thanks, Debbie

  • Thanks Tony, I am elated to share with you after 24 days I was able to witness a beautiful Monarch (Male) Butterfly emerge. We are into winter now but I believe some plants are still standing.