Thanks for the link. I'm always interested in other people's experiments in this direction. Makes me feel less of a lone wolf. Keeping a time- and labour- intensive enterprise like this going takes a community of like-minded people to help, admire and encourage.

I have urban friends who want to dabble with this sort of thing, but when I look at their places, they have bit elms lining the streets and privacy fences in their back yards. Translation: not enough direct sunlight for food production.

On the other hand, there's that nice, open utility corridor just down the street, and if they could get permission from the city ...