If you subscribe to Growveg.com you will have already received this video on how to start peas in a gutter for easy transplanting into the garden. If not, click on this link and check it out. It’s a great idea for getting a jump on the season and avoiding having mice eat the seeds or birds scratch them up onto the surface in their search of worms (that was always my biggest problem). It would work for sweet peas too and who knows what else? The roots are minimally disturbed using this method. Check it out!