Winter container plant checklist Prepare balcony and patio plants for winter: check hardiness, protect pots, improve drainage and plan care through cold spells. ASSESS YOUR PLANTS - List the plants that will stay outdoors - Check the winter hardiness of each plant - Identify frost-tender plants that need indoor shelter - Choose a suitable bright space for plants brought inside - Inspect plants for pests before moving them indoors - Check pots for cracks before cold weather arrives PREPARE THE POTS - Clear blocked drainage holes - Raise outdoor pots on stable pot feet - Remove saucers that collect winter rain - Group outdoor pots in a sheltered position - Wrap vulnerable containers with suitable insulating material - Keep breathable frost protection ready for tender foliage CHECK THROUGH WINTER - Check the local forecast before a cold spell - Check soil moisture before watering - Water only when needed during frost-free periods - Remove fallen leaves blocking drainage - Check protective covers after strong winds - Schedule a weekly check of sheltered plants