— Plant your Veronicastrum straight outside during spring

— Grow in beds or borders in full sun or part shade

— Space the plants about 50cm / 20" apart

— Water-in after planting, and water well throughout the growing season

— Cut back stems close to ground level in late winter

— Apply a mulch, 5-7.5cm / 2-3" thick, of well-rotted garden compost or manure around the base of the plant in early spring

— After three or four years, plants may be lifted and divided in spring

— Read further general instructions about planting bare-root perennials