A new and distinct cultivar of Hydrangea plant named ‘HIMEA’, characterized by its compact, upright and broadly outwardly spreading and mounding plant habit; moderately vigorous and moderate growth rate; freely branching habit; strong and sturdy stems; dark green-colored leaves; freely flowering habit; large and dense inflorescences with vivid purplish red-colored sterile flowers; and good post-production longevity.

A new and distinct cultivar of Hydrangea plant named ‘HIMEA’, characterized by its compact, upright and broadly outwardly spreading and mounding plant habit; moderately vigorous and moderate growth rate; freely branching habit; strong and sturdy stems; dark green-colored leaves; freely flowering habit; large and dense inflorescences with vivid purplish red-colored sterile flowers; and good post-production longevity.

A new Hydrangea plant particularly distinguished by having a broad inverted triangular with a broad spreading upright habit, and white flowers with red-purple tinges at the apex, is disclosed.

A new Hydrangea plant particularly distinguished by having a broad inverted triangular with a broad spreading upright habit, and white flowers with red-purple tinges at the apex, is disclosed.

A new cultivar of Hydrangea paniculata plant named ‘B10’ that is characterized by its broadly obovate and upright growth habit, its compact and short plant habit, its very conical inflorescences that are white in color and turn pink in autumn, and its foliage that is dark green and sturdy.

A new and distinct cultivar of Hydrangea plant named ‘HISUN’, characterized by its upright and broadly spreading plant habit; freely branching habit; strong and sturdy stems; freely flowering habit; large and dense inflorescences with white-colored sterile flowers; and good post-production longevity.

A new and distinct cultivar of Hydrangea plant named ‘HISUN’, characterized by its upright and broadly spreading plant habit; freely branching habit; strong and sturdy stems; freely flowering habit; large and dense inflorescences with white-colored sterile flowers; and good post-production longevity.

A new cultivar of Hydrangea macrophylla plant named ‘Hokomabebos’ that is characterized by its large mophead inflorescences, its inflorescences with sterile sepals that are picotee (bicolor) with white centers and pink-red edges, its dark colored leaves, and its suitability for growing in containers.

A new cultivar of Hydrangea macrophylla plant named ‘Hokomabebos’ that is characterized by its large mophead inflorescences, its inflorescences with sterile sepals that are picotee (bicolor) with white centers and pink-red edges, its dark colored leaves, and its suitability for growing in containers.

A new and distinct cultivar of Hydrangea plant named ‘H220908’, characterized by its upright and uniformly mounded plant habit; vigorous growth habit and rapid growth rate; freely branching habit with strong, thick and sturdy stems; freely and uniformly flowering habit; large mophead-type inflorescences with numerous yellow green and purplish red-colored sterile flowers; and good postproduction longevity.