Eupatorium

When a border needs height without feeling formal, Eupatoriums are a brilliant way to build it in. Commonly known as Joe-Pye weed, these robust perennials form tall, leafy stems topped with broad, airy clusters of dusky pink, mauve or purplish flowers from late summer into autumn. Their scale gives planting real presence, but the soft flowerheads keep the effect natural and relaxed, which is why Eupatorium works so well in prairie-style schemes, wildlife gardens and generous mixed borders.

The flowers are a magnet for bees, butterflies and other pollinators, making Eupatorium perennials especially valuable later in the season when many earlier flowers are beginning to fade. They prefer moisture-retentive soil and generally perform best in sun or light shade, where established plants can develop into substantial clumps. Their strong stems and broad foliage also make them useful as background plants, helping to anchor looser planting around grasses and medium-height perennials.

For larger UK borders, Joe-Pye weed plants are particularly good at creating depth and a sense of abundance. Plant them where their height can rise through surrounding perennials rather than dominate from the front, and Eupatorium will bring together late colour, wildlife value and a strong vertical framework in one long-lived plant.