Willow Sapling Mortality Calculator for Wetland Restoration
Targeting Hydrological function recovery? Calculate the exact Willow order volume needed to overcome Water level fluctuation.
Project Goals
Trees to Order
Buy 134 extra to account for loss.
"To have 400 survivors in your Wetland Restoration project, you need to plant 34% more trees."
The Challenge
Every restoration project faces unique pressures. In the context of Wetland Restoration, the primary failure point is often Water level fluctuation.
Species selected must be capable of tolerating both periodic inundation and anaerobic soil conditions. To achieve Hydrological function recovery, project managers cannot rely on "best-case" survival rates. Budgeting for a 25% mortality rate is a realistic baseline.
Planning Breakdown
The Goal
Establish 400 mature stems/acre.
The Risk
At 25% mortality, you will lose 134 trees/acre.
The Solution
Order 534 seedlings. This "gross-up" ensures you hit targets despite natural loss.
Silvics of Willow
Salix spp.Growth Profile
Classified as a Water loving deciduous. While valuable for Bank stabilization, it is notably susceptible to Desiccation during rooting during establishment.
Planter's Tip
"Plant live stakes deep enough to reach the water table immediately."