i'm on the board of the Zilker Botanical Gardens in Austin.

It's awesome.  Please become a member.   Even if you're not a member you can use it to get in free at your local garden.

Ask you favorite AI, 
           "Where are the closest 3 American Horticulture Society gardens to me?"

Zilker Botanical Garden Conservancy membership prices (as of 2026, from the official site zilkergarden.org/memberships):

Individual: $50/year – Free admission for 1 adult.
Dual: $65/year – Free admission for 2 adults OR 1 adult + children/grandchildren 17 & under.

Higher tiers (for bigger benefits like guest passes):

Garden Sustainer: $1,200/year – Free admission for 2 adults + kids/grandkids 17 & under + 4 guests per visit.
Garden Patron: $2,400/year – Similar enhanced access (details on site).

Benefits include unlimited entry, reciprocal access to 330+ American Horticulture Society gardens (e.g., Lady Bird Wildflower Center), discounts on programs/gift shop, member events, and more. Sign up directly at https://zilkergarden.org/memberships.