For best results, plant in USDA Zone:4-8 - Mature size: 30-36in H x 18-24in W Plant is delivered in a #1 Size Container. It is fully rooted in the soil and can be planted immediately upon arrival, weather permitting. Incredibly attractive strap-like, deep green foliage is the backdrop for spikes of bold blue flowers that start blooming in July and continue well into the summer. Loads of native pollinators, butterflies and hummingbirds are attracted to this plant's outstanding summer bloom. A real summer show stopper this selection brings a garden to live when grouped in any sunny garden. It will thrive in moist soils and is an outstanding addition to any rain garden This plant is a hummingbird magnet and is one of the best native plants you can add to the garden to attract them. This plant is deer resistant.