| April 7-8 | Tree City USA Celebration—Lincoln |
| April 18 | UNL City Campus Earth Day Celebration—10-3 p.m. Tree planting at 1 p.m. |
| April 19 | Earth Day Omaha 2008—12-6 p.m. |
| April 20 | CEED Earth Day Celebration—Antelope Park, 11 a.m. |
| April 21 | Tree Planting at McPhee Elementary School with First Lady Sally Ganem—10:30 a.m. |
| April 23 | Northeast Arboretum (Concord) Arbor Day Celebration—9 a.m. |
| April 23 | City of Wayne Arbor Day Celebration—Wayne Middle School 10:15 a.m. |
| April 23 | Northeast Community College Arbor Day Celebration—NCC Arboretum, 1 p.m. |
| April 23 | North Platte Arbor Day Celebration—near hospital at Oak & Leota Streets, 5 p.m. |
| April 23 | Scottsbluff Arbor Day Celebration—SW corner of 27th Street & Avenue I, 1 p.m. |
| April 24 | UNL East Campus Arbor Day Celebration—1 p.m. |
| April 25 | Governor's Arbor Day Celebration at the state capital—9:30 a.m. |
| April 25 | Nebraska City Arbor Day Celebration—Wildwood Park, 4:30 p.m. |
| April 25 | Lincoln Arbor Day Celebration—Belmont Park, 9 a.m. |
| April 25 | City of Norfolk Arbor Day Celebration—Norfolk Park, 11 a.m. |
| April 25 | OPPD Arbor Day Celebration—OPPD Arboretum (108th & Blondo), 9 a.m. |
| April 25 | Lauritzen Gardens Arbor Day Celebration—11:30 a.m. |
| April 25 | International Quilt Study Center Arbor Day Celebration—12 p.m. |
| April 25 | Kimball Arbor Day Celebration—Kimball-Banner Counties Fairgrounds, 1 p.m. |
| April 25 | York Arbor Day Celebration—York Elementary School, 11:30 a.m. |
| April 25 | Lexington Arbor Day Celebration—Optimist Recreation Complex, 11:15 a.m. |
| April 25 | Neihardt Arbor Day Celebration—Neihardt Residence Hall, TBA |
| May 3 | South Central Nebraska Arborfest—Minden, 10 a.m. |
| May 3 | Waverly Arbor Day Celebration—Rose Hill Cemetery, 10 a.m. |
| June 12 | Southeast Nebraska Arboretum Tours:
For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| June 14 | Lincoln Waterfest—Holmes Lake Park, 5-8 p.m. |
| July 10 | Forest Lawn Cemetery Arboretum Tour—Omaha, 8-11:00am For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| July 25 | Nebraska Nursery & Landscape Association Summer Field Day Landscape Tours |
| August 8 | Nebraska Arborists Association Summer Field Day |
| August 23 | Nebraska Statewide Arboretum Display Gardens and Maxwell Arboretum Tour—UNL East Campus, 8:30-11 a.m. Plants will be for sale in the NSA green house during the event. For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| Sept 8-9 | Oaks for the Plains: Natives, relics and newcomers |
| September 18 | 9:00am to Noon: Lincoln Regional Center Arboretum Tour—Lincoln, 9 a.m.-noon. A brief NSA curators meeting will be held after the tour. For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| September 30 | Nebraska Statewide Arboretum Landscape Management Workshop—National Park Service Midwest Regional Office, Omaha |
| October 2 | Nebraska Statewide Arboretum Landscape Management Workshop—Northeast Community College Lifelong Learning Center, Norfolk |
| October 14 | Nebraska Statewide Arboretum Landscape Management Workshop—Central Community College, Hastings |
| October 16 | Nebraska Statewide Arboretum Landscape Management Workshop—Panhandle Research & Extension Center, Scottsbluff |
| October 23 | Blair Fall Color Tour, including Steyer Park and Black Elk Park—3-5 p.m. For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| October 25 | City Campus Fall Color Tour and Husker tailgate party prior to game with Baylor—TBA For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
| November 6 | Nebraska City Fall Color Tour, including Arbor Lodge State Park, Nebraska City High School and NADF Arbor Day Farm—3 p.m.-dusk. For more information, visit the www.arboretum.unl.edu or contact the Nebraska Statewide Arboretum at (402) 472-2971. |
If you have an item for the calendar that is of general interest for ReTree Nebraska and is not an advertisement, please forward the item to retreenebraska@unl.edu. The Nebraska Forest Service reserves the right of approval for any item in the calendar.
