Drought Tolerant Trees, Shrubs, and Grasses For The Wood River Valley
Watering levels are for plants that have been established for a minimum of one year. These watering levels are above and beyond any natural precipitation that may fall during the growing season.
Low = 0.2-0.5 in/week,
Medium = >0.5-1 in/week,
High = >1 in/week.
FS = sun, DS = dappled shade, S= shade