Joseph Rock Arboretum

Joseph Rock Arboretum The mission of the Joseph Rock Arboretum is to collect and study trees, shrubs and plants of Hawaii

These beautiful young students from WHEA are the future caretakers of the Earth.
03/01/2026

These beautiful young students from WHEA are the future caretakers of the Earth.

This is the delicately fragrant kolomona, Senna gaudichaudii.
02/27/2026

This is the delicately fragrant kolomona, Senna gaudichaudii.

02/13/2026
There was a bird's nest and seeds on the tree. What a blessing.
01/27/2026

There was a bird's nest and seeds on the tree. What a blessing.

Kolomona, Senna gaudichaudii
01/21/2026

Kolomona, Senna gaudichaudii

Maua, Xylosma hawaiiensis
01/21/2026

Maua, Xylosma hawaiiensis

Look at some beautiful Hawaiian flowers. This is naio, Myoporum sandwicensis. We are looking forward to great seed col...
01/21/2026

Look at some beautiful Hawaiian flowers. This is naio, Myoporum sandwicensis. We are looking forward to great seed collecting in the Spring. Can you help us?

Happy holidays
12/27/2025

Happy holidays

The orchids are blooming in the Fairy Garden!
12/13/2025

The orchids are blooming in the Fairy Garden!

12/13/2025

Orchids in the fairy garden are blooming!

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Kailua-Kona, HI
96740

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