How nice would it be to just be able to pluck fresh green onions from the soil whenever you need them? Nothing beats fresh onions for your salads, dips or soup. But how can you ensure a supply of fresh onions at hand all the time?
Sure, onions are available all year round from the supermarket, but they are hardly fresh and there’s almost always no way to know for sure where they came from.
Gardeners of course will simply grow them but some simply have problems with available space.
I came across an image of onions grown vertically on the windowsill, using a common 5 Liter PET bottle, which I thought was a practical, space-saving and green way to grow onions. I posted the image on our Facebook Page and a few people asked how it was done…
…and since I was curious myself, I did a bit of research and this is what I found:
STEP 1: You need a planting vessel: