Who doesn’t love a BOGO plant?! These clumping perennials spread as they grow. They naturalize to take up more square footage and/or allow you to divide them to create new clusters. Plus, a lot of them live for a really long time. Peonies, for instance, can outlive humans—easily growing for over 100 years. If you’re gardening on budget, these flowers are by far the best bang for your buck! I’ve also included varieties that easily self seed and multiply. Phlox paniculata Allium Bearded Iris Lambs