Some weeks ago, I was setting up some experiments with wild species of strawberries, e.g. Fragaria vesca, in plastic bottles. I obtained excellent results, very promising for application in the drylands. Here are a couple of photos :
Wild strawberry plant in a plastic bottle, flowering and fruiting after a couple of weeks (Click on the photo to enlarge it).
Here is a young Fragaria vesca, developing well in a plastic bottle.