Ceanothus 'Edinburgh'

California Lilac. Upright evergreen shrub with finely toothed, glossy, bright green leaves. Rich dark blue flowers in large panicles between April and June. Max Height 2m. Max Spread 2m.  Requires a well drained soil and a sheltered sunny location to do best, but is fully hardy down to circa -15%.  No regular pruning necessary, except to tidy up dead stems and restrict unwanted growth.