Veronicastrum sibiricum
Height x Spread: 140cm x 100cm
V.sibiricum has fantastic firecracker-like blue-lilac, lavender flower spikes during late summer and autumn. Brilliantly bee friendly, this nectar rich perennial is great for wildlife gardens. The tall, erect stems are covered in lanced-shape, toothed, green foliage.
Plant in any good, moist but well drained soil, in either sun or dappled shade.