In San Francisco, Grahame visits:
- artist and garden designer Topher Delaney's garden that was designed for a large family on a dry site. Topher describes the garden design elements, how they were developed and how how they work in the garden. For another Topher Delaney garden, see Mediterranean Garden.
- the chief gardener at the Golden Gate Bridge, Tom Edwards, to talk about a flower bed used as celebratory art, the brick path that commemorating the bridge's 50th birthday and a garden that withstands wind and salt air.
In Palo Alto, Grahame talks with horticulturist Scott Loosley about the origin and development of the Elizabeth Gamble Garden.