This hypertufa trough, planted only weeks ago, is doing remarkably well. I used a technique I read about in the North American Rock Garden Society quarterly, and sandwiched a thick clay mud between vertical slabs. One would think that the little Erigeron pinnatisectus or Feather-leaf Fleabane, perched at the top, would not have had a hope of surviving, but this is a plant of steep slopes and high ledges, and it seems to be thriving. Let’s see how this little garden survives the winter.
The hypertufa troughs I made last fall weathered over the winter (to wash out alkali from the cement) and now comes the fun part: Planting them!
This trough, which broke along one side when unmoulded, was especially fun to do. I call it “Strata Garden.” It is modelled on the popular Crevice Garden style but with horizontal strata. The plants are all native to local alvars and include: