The passage contains a few grammatical issues but conveys specific information about a planting process. Here's a rephrased version that corrects the grammar and makes it clearer:
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We purchased and perforated 50 poly bags. The purpose of perforation is to allow excess water to drain out, preventing waterlogging. We also folded the nylon to reduce the amount of topsoil required. This is a nursery method of landscaping. I specifically planted