AGASTACHE 'Blackadder' ('Black Adder'). Dark purplish-blue flower spikes. Anise scented leaves add_circle Add to wishlist £14.00 Notify me Available Early Spring 2026 Spring according to the Met office is defined as March 1st - May 31st. Therefore early spring is early March to mid-April. This is not a guaranteed date but an estimate and subject to availability. Notify me when this plant is available to order LAVANDULA Lavender All flower JUN-SEPT We reserve the right to substitute with larger or smaller plants depending on the time of year. All varieties of this plant are suitable, click here for full list PEROVSKIA atriplicifolia 'Blue Spire' Dainty grey foliage, tall blue flowering spikes add_circle Add to wishlist £14.00 VERONICA Speedwell All Flower APR-JUN All varieties of this plant are suitable, click here for full list