On your selection of rye. You may want to try an intermediate rye. It grows a little taller than the perennial, so it is better seen over taller established turf. It is also a lot less expensive per pound. Make sure to get a good clean variety such as Froghair, or Lesco's Midway. Want to make sure that weed seed is not in the bag.
Rye is also a water hog, so if there are still major watering restrictions in FL, be careful.