Hoss Garden Seeder | The Most Versatile Walk-Behind Garden Planter Green

How does it do with beet seeds which can be of varying size and shape? What spacing does the plate put the beet seed at?

Does this planter work well planting corn? How far apart does it plant the corn seed? Is it easy to adjust planting depth? Earthway comparison?

Can this plant sunflower seed?

Does it come with different plates for different seeds?