of arms, figures of plants or animals, or stitches of embroidery, and the interstices would be
filled with colored sand and earth (open knot, as at Filoli) or with flowers (closed knot).
hedges are shorn and sculpted into three-dimensional under- and overlapping woven
strands, making their maintenance more challenging, but also creating a beautiful, intricate,
horticulturist of the panel gardens keeps an eye on the water needs of these plants, and volunteers are in charge of their weekly pruning with bonsai shears.