Police say the gray Chevrolet pickup and black cargo box trailer were taken from a Walker Lake Ontario Road home in Hamlin sometime between 11:55 p.m. Tuesday and 6:30 a.m. Wednesday.
There were about 350 Douglas-fir trees inside valued at over $12,000.
The truck has the license plate of 22081JP. The trailer is black with the words "Niagara Landscaping" on the back. It's about eight feet tall and 28 feet long with the license plate BC485OZ.
If you see the truck, call police at 911 or call CrimeStoppers at 423-9300.