Tom Karwin

"When planning to grow California native plants in containers, a key consideration is whether the container can accommodate the plant's mature size," writes garden columnist Tom Karwin.

Getting your Trinity Audio player ready... Tall aristea (Aristea major). This striking perennial forms a clump of evergreen, upright, spiky

"When spring-blooming geophytes finish their blooming period and their foliage begins to fade, gardeners can lift, divide and relocate the plants," writes garden columnist Tom Karwin.

My garden includes a small pool that I am now revising in various ways. This project motivates us to s

Pink and white water lily (Nymphaea species). I didn't record the name of this cultivar, which could be a variety of a more typically white-flowered water lily, such as N. candida or N. odorata.

"For 2026, the exchange has added free Garden Tours, which continue after the monthly exchange, from 9 a.m. to noon," writes garden columnist Tom Karwin.

Getting your Trinity Audio player ready... Sacred lotus (Nelumbo nucifera). This aquatic perennial produces large, showy flowers in pink, white or yellow, and broad, floating leaves.

Today's column follows our recent comments about revising our small garden pond. We're now pursuing our pond revision project, with ideas for readers

Getting your Trinity Audio player ready... Shining pink rock purslane (Calandrinia spectabilis). This Chilean robust succulent perennial

"One way to select plants is to visit a garden center or browse an online nursery's catalog to come upon appealing cultivars," writes garden columnist Tom Karwin.