Last year was a record-setting year for seed retailers, and this year is predicted to surpass even that. There are several good reasons to start from seed: greater variety, lower prices, and complete control over the conditions in which the plants are grown (many northeastern gardeners experienced tomato heartbreak last year due to plants infected with blight and sold through big box retailers.) There is some equipment you'll need, and a few steps to ensure your success. Here's what you need to know.