A wide flat pot with good drain holes is what container works best for ginger in most home growing setups. Aim for at least 12 inches (30 cm) across and about 12 inches deep. This gives roots room to spread out the way they want to grow under the soil.
Ginger pot size matters because of how the roots grow under the soil surface. Rhizomes spread out to the sides rather than going deep down into the pot. A wide flat container gives them room to expand while a tall narrow pot wastes space below the roots.
Virginia Tech says a 12 inch pot works fine for one rhizome piece to grow well. Wisconsin Horticulture notes that a 14 inch pot can hold about three average pieces with room to spare. I use 14 inch pots for most of my plants and get great harvests each year.
I tested three pot materials over two seasons to find the best pots for ginger growing at home. Plastic pots held moisture well and stayed warm in my sunny window spot. They cost less and weigh less when you need to move plants around the house.
Terracotta pots dried out faster which helped during our humid summer months here at my place. The clay breathes and lets water escape through the walls on all sides. But you need to water more often and roots can get too cold in spring if the clay stays wet.
Fabric grow bags gave me a nice surprise with how well they worked out for my ginger. Air pruning stopped roots from circling around the inside of the pot. The bags drain fast and keep roots healthy but they need water almost every day in hot weather.
Drain holes matter more than the pot material you pick in the end for your plants. Ginger roots rot fast in soggy soil that sits too long without draining out. Look for pots with three or more holes at the bottom edge. Drill extra holes if your pot only has one.
Set your pot on a tray to catch water and protect your floors or deck from ugly stains. Put pebbles in the tray to lift the pot above any standing water that collects. This adds humidity around your plant without letting roots sit in the wet.
These ginger container requirements give your plants the best shot at a good harvest. Start with a wide pot at least 12 inches across that has lots of drain holes. Pick plastic for easy care or terracotta if you tend to overwater. Your ginger will thank you with thick spicy roots come harvest time.
Read the full article: How to Grow Ginger in Pots Successfully
