Growing root vegetables in an outdoor plant box can be incredibly rewarding, but getting the planting depth right is crucial for a successful harvest. The ideal depth varies depending on the type of root vegetable you're planting, but here are some general guidelines to follow.

For carrots, a depth of 12-18 inches (30-45 cm) is recommended, as they need loose, deep soil to develop long, straight roots. Beets and radishes, on the other hand, can thrive in shallower soil, around 6-12 inches (15-30 cm) deep. Potatoes require deeper planting, ideally 8-12 inches (20-30 cm), with the ability to mound soil around the stems as they grow.

When preparing your outdoor plant box, ensure the soil is loose, well-draining, and free of rocks or debris to prevent stunted or misshapen roots. Adding compost or organic matter can improve soil structure and fertility.

By paying attention to planting depth and soil quality, you’ll set your root vegetables up for success, resulting in a bountiful and delicious harvest. Happy gardening!