Hydrangea paniculata 'Limelight'Stealing the limelight isn't always a good thing in life, but when your flowers are as good as this hydrangea's? Well, you get a pass Borne atop sturdy red stems, and set against a backdrop of lush green foliage, the conical blooms of 'Limelight' start out a delightful chartreuse shade, before turning ivory white and finishing up a dusky pink. The flower stems of this cultivar are sturdier and more robust than those of other varieties, meaning they're