In a small pitcher, add 32 oz water and tea bags. Allow to sit in a sunny warm spot until very dark, about 4 hours. Set aside in the refrigerator until ready to serve.
Stir together ingredients for the lemonade until combined and sugar dissolved. Set aside in the refrigerator until ready to serve.
When ready to make your mocktail, combine 3 oz lemonade with 6 oz sparkling water over ice. Top with 2 oz iced tea concentrate. Garnish with thyme sprigs and lemon wheels. Serve.
notes
Lemonade and tea concentrates can be covered and stored in the refrigerator for up to one week.