Where Can I Find Milkweed Seeds. At least six weeks before you are going to plant the seeds in spring, obtain two paper towels, wet them and then wring out excess water. This is great because they have already gone through nature's cold stratification period, also known as winter.
Did you forget to cold treat seeds? Milkweed preservation in arizona is helping to increase the monarch population. Milkweed seeds can be started directly in water with no cold treatment, although germination rate might be less for some species:
Set everything together on top of a heated seed mat
A 4' plant with large thick leaves that feed many monarchs. Milkweed preservation in arizona is helping to increase the monarch population. Sow four to eight weeks before the last frost in germination trays with cells, which are preferably two inches wide and four inches deep. Milkweed needs lots of sun and warmth to grow.