Ensure optimal watering for indoor and outdoor plants alike with this handy moisture meter, which helps you know when to water and how much. How to use: Insert the probe 2-4" into the soil and adjust until the dial swings. After 10 minutes, note the moisture level on the dial. Remove from soil and wipe clean after use. Ensure optimal watering for indoor and outdoor plants alike with this handy moisture meter, which helps you know when to water and how much. How to use: Insert the probe 2-4" into the soil and adjust until the dial swings. After 10 minutes, note the moisture level on the dial. Remove from soil and wipe clean after use. Terrain is a garden and home brand deeply rooted in nature and plant life. From weather-ready planters and outdoor furniture to artisan-made wreaths and hand-poured candles, their curated product assortment explores the boundaries of life lived outside and in. With a globally conscious, locally influenced point of view, Terrain offers inspired seasonal solutions for creative living, gathering, and gardening.