ALVA, Fla. – The U.S. Army Corps of Engineers Jacksonville District invites the public to participate in a day of service at the W.P. Franklin Lock and Dam South Recreation Area near Alva during National Pollinator Week, on Saturday, June 24, from 7:30 a.m. through 4 p.m. The Corps is looking for 100 or more volunteers of all ages, for any amount of time, to plant nearly 9,000 Florida native pollinator wildflowers and grasses.