Friday Mar 09 2012 comments Roseville plants 30 trees for California Arbor Day By: Roseville Press Tribune Photography by Philip Wood -A +A Of the trees being planted at Hillsborough Park Friday morning, the cherry trees are the only ones to already show their blooms. Excelsior Elementary School fifth grader Sarah Smith firmly pats the soil into place around a newly planted maple tree at Hillsborough Park Friday morning. Excelsior Elementary School fifth grader Carson French, right, shovels dirt into a hole that was dug for a maple tree Friday morning at Hillsborough Park. Tyler Kern, left, and Jesse Zamudio of the city?s Open Space Division hand out shovels to some of the students from Excelsior Elementary School to start filling in the dirt around a cherry tree being put in the ground Friday morning. Tyler Kern, left, of Roseville?s Open Space Division, checks to see if a cherry tree being planted at Hillsborough Park is at the right level in the ground before the hole is filled with dirt Friday morning. Jesse Zamudio, center, exposes the roots of a cherry tree before it is planted into the ground at Hillsborough Park Friday morning.