Where can I find Drainage tea in Leinfelden-Echterdingen?

Drainage tea can also be found in these cities:

Böblingen Ditzingen Esslingen am Neckar Fellbach Filderstadt Gerlingen Kernen im Remstal Korntal-Münchingen Leonberg Magstadt Metzingen Neuffen Nürtingen Ostfildern Plochingen Renningen Reutlingen Schönaich Sindelfingen Stuttgart Tübingen Waiblingen Wangen im Allgäu Weinstadt Wernau (Neckar)

You can also find this in Leinfelden-Echterdingen:

Milk Baking Ingredients Beer Jam Vinegar Beef Spices Cocoa Normal Rolls Acid Preserves