p[fln&@ instructions Drainage Holes: #MISTS Model #5915 Depending on the intended use of the planter, drainage holes need fo be drills in different locations OPTION #1. To utilize the water reservoir feature, dell 3 14 in (8.3mm) diameter hole from the boom of the planter. A divot marks the location as ‘shown below. The overflow helps melanin ideal water levels and avoid overs saturation of the sol. f Hindi (8.