February–April is the safest window. Early May still works. June–October needs tighter watering. Avoid late December–January if you can. Lakefront moisture swings and sandy soil along Lake Toho.
Price band for the actual install is still $1.50–$3.00 per square foot. Start the job from sod installation in Lake Tohopekaliga or replacement. Kissimmee cost numbers: cost guide.