Admissions rates are as follows: Members: Free Adult Online Reservations: $8.00 Adult tickets purchased at gate: $9.00 Seniors (65 and older): $6.00 Fulltime students (with ID): $6.00 Children (5 through 14): $4.00 Children under 5: Free
$7 per person to climb the tower, no entrance fee to enjoy the park. We didn't visit the botanical garden area so I don't know if that has a fee.
I beleive the grounds themselves are free - we've walked around in the lower portion, by the creek and canal, no fee there
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