New herbaceous plants or wild mushrooms can be introduced and nurtured. Plant densities and forest health can be constantly monitored. A healthy herbaceous crop growing under forest shade. Sugar maples, ash and American beech are ideal trees. Where it occurs on other people's property, wildcrafting is very difficult to monitor.
Collectors work within the concealment of the forest where no one is watching.
A woodlot may be visited by several independent wildcrafters. Temptations are likely high to take the best specimens of the wild plants they find. If they don't take the best plants, someone else will. Degradation in the health of wild plant populations will result if the best specimens are always removed and the inferior plants are left behind. This practice is called high-grading.