Farming is core jobs in town. You can buy and plant 9 lots next to the Farm House. Each lot is 500 Gold. Whenever you purchase you can plant seeds.
After you bought farm lots, you can plant by pressing [E] twice. After second press you will see plant choice screen. If you plant there will be green planted icons on the land.
*Quick Tip: You can buy seeds from Felix ( Farm House next to lots).
You can only harvest when day passed. It should be glowing plants. You can harvest plants by holding [E] key.
Plants has no decay time. You can freely harvest anytime.
*Quick Tip: Plant all lots before you sleep.