Grow medicinal plants for valuable forest crops. Ginseng sells well abroad, especially in North America. Canada yew fights cancer, but it has global demand. Canada nettle and Black Cohosh have various medicinal uses.
Mushroom forest farming is much easier. Harvest yearly from the same crop. Oyster Mushrooms sell well online, in markets, and in restaurants. Hen-of-the-Wood is loved by chefs. Turkey Tail has medicinal properties and sells online.
Grow spices in forests for quick harvests. It may seem unusual, but it is profitable. Spices are non-timber forest products sold dried online or fresh at markets, providing consistent market opportunities.
Wild tea, easy to grow in North America, offers Creeping Snowberry's smooth, minty taste, Eastern Teaberry's minty-liquorice flavour, and Labrador Tea's lemony notes. All have online market potential.
Wild fruits are low maintenance. Each, like Wild Cranberry for marshy areas, Wild Blueberry for sandy forests, and Wild Raspberry adaptable to various soils, offers potential for rural land.
Mosses are useful and farmable. They're used in pet substrates, terrariums, and landscaping. They can also be decomposed for soil. Forests with lots of moss can be farmed for profit.