Help plant trees in Coronado to celebrate Arbor Day.  All are welcome.  No reservations required.  Just show up.   Trees will be planted throughout the right of ways on our streets.  Tools and refreshments provided.  Come at 8:30 am to see demo and get your tree location.  Children under 12 need to be with an adult.  Trees are 15 gal.  in size, so need some muscle for this one.  A really fun fami…