Pittosporum heterophyllum explained

Pittosporum heterophyllum, commonly known as Chinese Pittosporum, is a species of plant in the genus Pittosporum.^[1] Native to China and Tibet, it is a broadleaf evergreen shrub that grows to a maximum of tall.^[2] It has long been grown in gardens ornamentally,^[3] especially as a hedge or screen, in temperate gardens for its densely packed green foliage and the fragrant white to yellow flowers it produces in spring.^{[4] [5]} As a landscaping plant, it is known for being more cold hardy than Pittosporum tobira and can be grown in hardiness zones 7-9 on the USDA scale.

Notes and References

1. 684498-1 . Pittosporum heterophyllum .
2. Book: Dirr, Michael A. . Dirr's Encyclopedia of Trees and Shrubs . 2016-03-17 . Timber Press . 978-1-60469-743-8 . 608 . en.
3. 1901 . New Garden Plants of the Year 1900 . Bulletin of Miscellaneous Information (Royal Botanic Gardens, Kew) . 1901 . 84–99 . 4111301 . 0366-4457.
4. Web site: Pittosporum heterophyllum Landscape Plants Oregon State University . 2022-08-19 . landscapeplants.oregonstate.edu.
5. Web site: Pittosporum heterophyllum (Chinese Pittosporum) North Carolina Extension Gardener Plant Toolbox . 2022-08-19 . plants.ces.ncsu.edu.