This favourite June/July blooming perennial is valued for its tall, colourful spikes of blue. Requires moist soils in full sun to light shade. Height 60-90 cm (24-36″). Hardy to Zone 5.
This favourite June/July blooming perennial is valued for its tall, colourful spikes of blue. Requires moist soils in full sun to light shade. Height 60-90 cm (24-36″). Hardy to Zone 5.