May 29, 2023 · How to paint flower pots. Supplies needed; Step-by-step instructions. Step 1: Clean and dry the pot; Step 2: Apply primer; Step 3: Paint the pot; Step 4: Seal the pot; Tips for Painting flower pots for indoor use; Tips for Painting flower pots for outdoor use; Tips for painting cement/concrete flower pots; Tips for painting clay/terracotta