OGDEN, Utah A company based in Ogden is using an ancient way of watering plants to help people conserve water in gardens.The company, called Thirsty Earth, makes "CottaCups" to help use less water, increase harvests and create an automatic watering system."We've got all kinds of fun stuff in her parsley and shallots and bunching onions, said Jared Orvis, who is proud of his garden.From tomatoes to squash, his garden is in full bloom. But with th…