It happens every year at Labor Day — the weather gets threatening and we all swathe our tomatoes in some sort of jerry-rigged cold frame/greenhouse kind of thing. One reason I’ve always sort of liked the trellis-and-string method is because it also provides a handy structure to hold the plastic up. With the new beds up against the fence like that, I just stapled the plastic to the fence, then draped it over the top of the bamboo and it’s held down with rocks. Lots of rocks. Big rocks because Livingston is windy. I also filled a bunch of wall-o-waters…