Dormant seeding and frost seeding get talked about as one thing. They are two different jobs, they suit different seed, and neither one belongs on a slope.
The chart on your drill gives you a ratio. What actually falls through depends on the seed lot in the box. Here is how to find out which one you have.
The 450cc recommendation applies to hilly ground, and engine size is not really the constraint. What decides it is traction, low range, and braking on the way back down.
Buying, renting, and broadcasting compared on what actually decides it: how often you plant, whether you own a tractor, and whether a full size drill can reach your ground.
