Detailed maps of the sale are handed out at the sale entrance, showing where individual plants by catalog number were located. This is the 2024 sale map in detail (PDF, 122K).

The sale is at the Minnesota State Fair Grandstand. Many plants are outdoors in front of the building, with the tallyers and cashiers back inside. The main sale entrance is through the big Grandstand door at the west end of the building. 
 

Parking for the plant sale is in the big parking lot that's used as the Midway during the State Fair, located to the southwest of the Grandstand. 

Accessible parking is located in the Midway parking lot nearest to the Wristband Booth and along Carnes Ave. on the south end of the Garden Fair block. The Metro Mobility address is 1300 Liggett Street. There is a drop-off area for along Liggett Street just north of the Wristband Booth. 

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In case you're not familiar with finding the Grandstand area at the Minnesota State Fair, here's a locator map of the general area:

Locator map of area showing Grandstand location at Minnesota State Fair

 

Or get directions to the location of the wristband booth from Google maps.