A number of factors will influence the lease rate your land can yield, including its size and quality as well as market demand and local land prices. On average, farms yield between $500 and $800 per acre per month. How much profit can a solar farm business make? If your 100-acre land lease yields $700 per acre per month, your solar farm could. The lease would then expire Feb. 28, 2021, with the new tenant (or new buyer) able to take over the lease March 1, 2021. If, however, the notice to quit were given (or received) after Sept. 1, 2020, the existing tenant would have the lease until Feb. 28, 2022. It is recommended that the farmland lease be terminated by Registered Mail.