Delphinium - Hummingbirds love delphinium, which blooms in early summer. Height for these perennials can average anywhere from 2 to 8 feet tall, depending on variety. Delphinium requires rich soil, and areas with relatively cool summers.
Want more butterflies in your yard? Plant the nectar plants they love! Here's a great list of butterfly-attracting annual and perennial plants — including those needed for butterfly larvae. #infographic #garden #gardening