Pick of the Perennials for a Sensational Summer Whilst it might be the roses that are grabbing all the glory in the garden right now, there's no shortage of other star performers at a time when herbaceous perennials are at their peak. Blazing Into June Blazing June is here and with it comes more blooms than at any other time of year. You simply can't beat this time of year in the garden and most gardeners will do anything to spend as much time as possible in it right now. Here are one or two excuses that you could use.