At our planter box factory, drainage holes are not an afterthought—they are a fundamental part of our standard manufacturing process. Every planter box leaves our facility with pre-drilled drainage holes, thoughtfully positioned to ensure optimal water flow and root health. This is included in the base price, not as an extra request. We believe that proper drainage is essential for preventing root rot, soil compaction, and overwatering issues, especially for outdoor planters exposed to rain. However, we also understand that certain projects may require specific drainage configurations, such as larger holes, adjustable plugs, or no holes at all for indoor decorative use. For these cases, we offer full customization—you can request modifications to hole size, quantity, placement, or even a sealed bottom with a built-in reservoir for self-watering systems. Our factory team works closely with you to ensure the final product matches your horticultural needs and aesthetic vision. In short: drainage holes come standard, but flexibility is our specialty. Just let us know your requirements, and we will engineer the perfect planter box for your plants.