Astilbe arendsii 'Gladstone', commonly known as Gladstone False Spirea, is a classic perennial admired for its pure white flower plumes and attractive foliage. This variety features dense, upright plumes of pure white flowers that bloom in early to mid-summer, set against dark green, fern-like leaves. Thriving in partial shade to full shade and consistently moist, well-drained soil, Gladstone False Spirea is ideal for garden beds, borders, and woodland gardens. With its pristine blooms and graceful form, Astilbe arendsii 'Gladstone' adds a touch of refined beauty to any garden setting.