Seeds: To see the seeds you currently have press the "s" key, to access the seeds, press it again to hide them. Press the seed's number, 1 for turnip seeds, 2 for potato seeds, and so on. This equips the seeds, to plant them, click on the plot you want to plant them on. To get more seeds click the seeds button in the bottom right. This opens the screen where you by the seeds. It will show the seeds info below it. It shows that the turnip seeds cost 5, turnips sell for 20, and it takes 30 hours to grow. All the seeds except the turnip seeds start locked. Put your mouse over them to see what it costs to unlock them. Click on them to unlock them if you have the required materials. At the top of the seeds page it has Spring, Summer, and Fall, the seeds below these grow best in that season. You start with 10 turnip seeds. Data: Your wood and rocks are shown in the top left, the item you have equipped is to the right of them. Your money is show in the top right, with the season below it, under that is the day, followed by the hour. Below that is the temperature, and under that is the humidity. To change the temperature to Celsius press the "c" key, to change it back to Fahrenheit press the "f" key. There are 24 hours in a day, 30 days in a season and 4 seasons in a year. Equipment: To clear the wood and rocks from your field, equip your ax or hammer by using the "a" and "h" keys, respectively. Once they are equipped click on the plot to use them. you can also equip your watering can by pressing the "w" key. Watering could increase the humidity. Press the space bar to unequip any item you currently have equipped. You can only harvest crops if you don't have any item equipped. When you harvest a crop it will automatically sell. Weather: There are three types of weather conditions, sunny, raining, and storming. Most days it will be sunny. If it rains your crops will automatically get watered. storms are rare, but but when they do occur wood and rocks will appear rapidly and there is a small chance of getting wood or rocks on a plant. Higher Temperatures cause plots to get dry faster. Higher humidity causes plots to stay wet longer. Goal: The goal is to get as much money as you can. To see the most money ever earned press the "m" key. If you notice any bugs PLEASE comment below.
I made it in about 14 hours. Made crop images off of images from google.