Milkweed Container. The seed supplier said they need deep pots to accommodate their long taproot. This allows the common milkweed leaf to sit in a horizontal position which is convenient for placing monarch eggs or caterpillars.
9 x 9 x 3h 9 cup and 11 x 8 x 3h 9 6 cup pictured above are two container sizes we use regularly. I can only grow a milkweed patch in containers where i live. You could also try putting in 2 3 leaves of other varieties with smaller petioles.
Fence and mulch to keep plant roots from freezing or move them to a protected area like a garage.
Info suggests combining potted milkweeds with nectar rich flowers in the same container to provide necessary nourishment to the monarch and other butterflies. Common milkweed plants grow to about 2 to 4 feet in height with a thin vertical growth habit. Info suggests combining potted milkweeds with nectar rich flowers in the same container to provide necessary nourishment to the monarch and other butterflies. Milkweeds can be started from seeds or as young container plants.