1) Poliothyrsis sinensis
- A rare and very attractive small flowering tree of upright, open habit.
- Originally brought from China to the Arnold Arboretum by E.H. Wilson.
- Big 6-8” mildly fragrant, creamy flower clusters (corymbose panicles) make a significant contribution to the August-September garden.
- Located in grid 30-3E, near the south entrance to the Woodland Garden along Arboretum Drive.
2) Daphniphyllum macropodum
- This dioecious plant (translation = “of two houses”) needs plants of both sexes to seed.
- Our largest grouping sits in grid 7-2E. This area was recently renovated for the New Zealand Garden construction, allowing more light and air to these plants.
- Purplish-red petioles, copious berries and leaves arranged in tight spirals make this one of the most asked-about plants in the Washington Park Arboretum.
3) Veronica salicifolia (Hebe salicifolia)
- Is it a Hebe? Is it a Veronica? Just wait and it might change again!
- Large, spear-shaped, white flowers populate this New Zealand native in late summer.
- Salicifolia = “leaf like a Salix (willow)”, hence the common name willow-leaved hebe.
4) Buplerum fruitcosum
- This evergreen shrub in the carrot family has striking leathery blue-green foliage.
- Long-lasting, umbels of greenish-yellow flowers bloom in late spring/early summer.
- Flowers are highly attractive to a number of predatory insects that feed on aphids and other garden pests.
5) Argyrocytisus battandieri
- Commonly called Pineapple Broom, this pea-family plant produces yellow flowers atop blue-gray foliage.
- Native to Morocco, this plant grows best in full sun and well-drained soil.
- Located along the west side of Arboretum Drive in grid 16-5E.