Table 1.
Dimensions and interior surface features of circular root barrier treatments, Riverside, CA.
Barrier
Ht (cm)
Diameter of top (cm)
Volume (L)
Interior surface
#5 container
30.5
25.4
12.6
Smooth
Polyethylene sleeve
43.2
35.6
38.6
Smooth
#15 container
43.2
35.6
38.6
Smooth
DeepRoot® UB 24-2
61.0
61.0
163.4
Vertical ribs