Catmint: Perfect for borders, rock gardens and containers, this drought-tolerant plant’s aromatic flowers attract butterflies and bees. Catmint blooms from early summer to early fall, with plants that are 1 to 3 feet tall and wide.
Russian Sage (zones with foot stems in shades of purplish blue, Russian sage is a great garden trooper. It tolerates cold, drought and poor soil. As long as you grow it in a sunny spot, it won't disappoint. It is one of the Top 10 Drought-Tolerant Plants.
Chaenomeles (Flowering Quince): deciduous shrub, bonsai trainable, drought-tolerant, deer resistant and ideal for cut arrangements. Ours produce neither thorns nor fruits. Chaenomeles will bloom from early spring to early or mid-summer.
List of Full Sun Noninvasive Dwarf Ornamental Grass
Liatris aspera (Rough Blazing Star, Button Blazing Star, Gayfeather) is a large growing, showy drought tolerant species from the Mid-West. The large pink flowers are highly attractive to bees and butterflies.