Here is a video I made explaining what I made to plant 1300 carrot seeds fast. Today I used it again for radish seeds. It covers the 9 days from planting till germination.
Im an inventor. Its always been that way. That is my curse.
Christopher Weeks
master gardener
Posts: 6092
Location: Carlton County, Minnesota, USA: 3b; Dfb; sandy loam; in the woods
That's pretty innovative. I'm not sure it's really eight times as fast as planting one at a time, and particularly if you're not too fussy about getting perfect spacing, but still a pretty cool idea and within the fabrication skills of most folks with a little shop.
Farmers know to never drive a tractor near a honey locust tree. But a tiny ad is okay: