For black walnut - there's a spot that I've seen that does this. Not too large, but its been there for about 30 years. https://www.google.com/maps/@43.1517879

For black walnut - there's a spot that I've seen that does this. Not too large, but its been there for about 30 years. https://www.google.com/maps/@43.1517879,-89.6032561,3a,75y,31.96h,93.99t/data=!3m7!1e1!3m5!1skOE3WKW3FPL2c8lDSovv9A!2e0!6shttps:%2F%2Fstreetviewpixels-pa.googleapis.com%2Fv1%2Fthumbnail%3Fpanoid%3DkOE3WKW3FPL2c8lDSovv9A%26cb_client%3Dmaps_sv.tactile.gps%26w%3D203%26h%3D100%26yaw%3D48.56889%26pitch%3D0%26thumbfov%3D100!7i16384!8i8192 https://www.google.com/maps/@43.1517879,-89.6032561,3a,75y,3... That plot is (measuring, mathing)... about 3 acres. https://www.profitableplantsdigest.com/growing-walnut-trees-for-profit/ https://www.profitableplantsdigest.com/growing-walnut-trees-... puts it at $100k/acre. > For those with time and patience, a living legacy of walnut trees can be a priceless gift for children and grandchildren. According to professional timberland investors, the average return from a stand of walnut trees is 14 percent a year, with no taxes due until harvest. That beats returns on bonds, stocks and most other investments handily, and with intercropping, growers can even produce an income while the walnut trees continue to grow.