Warm-Up Weekend Greenhouse Winery Irwin, South West PA Starts: March 22, 2019 06:00 PM Ends: March 23, 2019 09:00 PM Share Facebook Twitter Email It’s time for our Warm-up Weekend! It’s almost spring, which means we’ll be back to having live entertainment every weekend! Join us Friday, March 22 and Saturday, March 23 for live music and food vendors on site! No cover charge.