This video is more about the idea of growing transplants as a way to populate your garden than the method. Cell flats is one economical method for growing transplants. Transplants saves you time. You don't have to use space in your garden to germinate seeds. This can be a 2 week process or longer if the seeds fail. If you germinate your seeds in outdoor cell flats like in the video you will get more out of your garden. You are always putting in germinated mature plants. Check it out.
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