Bigleaf hydrangea Hydrangea 'The Original Blue' Blue - Hardy plantThe hydrangea 'Endless summer The Original Blue' (Hydrangea macrophylla) could make this an unforgettable summer. This amazing shrub for the garden produces beautiful, full flower bulbs. You can plant the hardy hydrangea all year round, provided temperatures have not dipped below freezing. The flowers bloom in the summer. Pruning is not necessary, unless the bush becomes too large. Plant the hydrangea in partial shade. Keep the soil moist and give it