In spring, purple crocus, alliums, geranium, salvia, catmint will bring the garden to life. For purple blooms all summer long, use clematis, balloon flower, lavender, blazing star, hydrangeas. End the season with bursts of purple asters, blue Vervain and globe thistle in the fall. Also learn about what flowers will compliment a purple color scheme. Plant similar colors to purple. Add excitement to purple by planting opposite colors. Create amazing color schemes for your purple plants.