As a company we do not give any express or implied warranties on the product or its capabilities. This product does not remove the responsibility from the gardener to know the plants and to know their capabilites when it comes to climate for your area. Plants grown in the Grow it Now! Mini Greenhouses require more water than usual namely because of the increase in temperature inside the Grow it Now! product as well as the increase in growth that is stimulated by the Grow it Now! product.