Instead of greenhouse grow your strawberries on the open field. Fields come in two different shapes to choose from.
-Prices 2800 or 3000.
-Needs water, solid fertilizer and straw to produce strawberries.
-Only loose straw is accepted, not bales.
-Produces faster than the biggest default greenhouse.
-No maintenace cost but the production cost is 1100+/month.
-As an extension you can add an automatic watering and fertilizing system.