My dad saves the smallest potatoes from each harvest to plant out the next spring. When he pulls the potatoes in the fall, he lightly brushes them off, spreads them out thinly in a cardboard box, & sets them on a cool dim shelf in the garage.
He's in WA, so the weather is fairly cool but mild...
My dad planted several varieties all together, and when he harvested them in the fall, he had so many potatoes, it became a running joke. They were very healthy, and several of them got really really big, too.
We aren't potato experts, though. :) Anyone?
I think squash, not a cuke.
You didn't put any whole pumpkins in your compost pile did you? I've never had seeds from zucchini or crookneck squash trimmings survive the heat, but I had lots of pumpkin volunteers after composting a whole pumpkin from Halloween once. :lol:
There's a little information on them in Perennial Vegetables by Eric Toensmeier, but he calles it clay pot irrigation. When I looked for more info online, I found the urbanhomestead site.
I REALLY like the idea of them. It's the smart part about the pots wicking moisture into the soil based...
To keep it from going to seed, keep it pinched back.
If you WANT to let it go to seed, leave a few seed heads, wait until it gets close to dropping the seeds, and tie little paper bags around the seed heads. After they've dropped (light rattling sound when you shake the bag), cut off the...
All of these get fairly big, but are giftably pretty as seedlings:
Rosemary has already been listed, but I wanted to mention that it also takes to topiary forms really well, even while still young & in a small pot.
Dill & Fennel are really pretty & feathery looking. The flower heads are...
Be sure to keep any mint-family herbs from going to seed if you're worried about them becoming invasive. Once the seeds germinate, you really have to keep on them to keep them in control. ;)