How to make exfoliating hand soap. This hand scrub for gardeners is easy to make with liquid castile soap. Use an exfoliating liquid hand soap diy after gardenering or when dirty. This homemade gardeners hand scrub has sugar, lemon peel, and ground almonds to remove dirt. An exfoliating hand soap DIY lifts dirt to wash it away. This is an easy homemade exfoliating hand soap that's a good gardeners hand soap recipe. A gardeners hand scrub recipe makes a great gift.