How to Fertilize hydrangea 'Amethyst'?
Acidic woody shrub feed twice each spring and early summer season

hydrangea 'Amethyst' · Hydrangea quercifolia 'Amethyst'
Grow in moist but well-drained, humus rich soil. Autumn colours are best when grown in full sun, but will also tolerate light shade. Mulch in spring, and provide shelter from cold, drying winds. See shrubby hydrangea cultivation for more detailed advice
Acidic woody shrub feed twice each spring and early summer season