Stock photography of blue colored flowers and plants, such as blue iris, blue orchids, hyacinths, shrubs, hydrangeas, perennials, columbine, morning glory vines, forget-me-nots, groundcovers such as Ceratostigma, lobelia, campanula, mertensia, and much more. Just a small sample of the horticultural blues in our huge plant stock picture library, so contact us if you need to find more high-res images to download.