Edges that receive most sun will fruit last. They are last to cool. Edges that are shaded from afternoon sun, fruit first. If you find this type of pattern, look for openings in the tree tops. Openings in the canopy create edges.
Roads can also create edges.
Often producing 1 to 6 feet inside a road edge. Edge fruiting is the most reliable. The Conifer habitat can be easy to hunt if vegetation shading is properly evaluated. Trees such as Shasta, and White fir create large areas of shade. Changes in timber such as Lodgepole to Shasta create an edge.