There's no damage in leaving the plant stalks set up, nevertheless this encourages rampant self-seeding, which is normally not ideal. You should not mulch more than the basis crowns, as This will boost rot. By clicking “Acknowledge All Cookies”, you agree to the storing of cookies with your device to https://aremilkweedsperennialsora31864.activoblog.com/32144040/the-definitive-guide-to-butterfly-milkweed-annual-or-perennial