* Irrigation: This project is under way in the Southwest USA and Mexican Collection, west of Mrak Hall Drive. The collection is on the north side of the Arboretum waterway and the path on that side will be blocked through mid-September. Detours are posted.
* New garden: Construction is scheduled to start next week on the California Native Plant GATEway Garden behind Davis Commons. Signs and detours will be in place. Project completion is set for mid-November.