Featured Articles

Weeping Flowers; a not to the Pendulous Flowered California Buckeye – Roger Raiche

California buckeye, Aesculus californica, is a much loved native tree. I tried to convey my…

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UC Botanical Garden: Roger Raiche Retirement

The University of California Botanical Garden is divided into nine major biogeographical areas. At about…

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Two Blues – Roger Raiche

Rich saturated glowing blue color in flowers is rare. On our property here in Calistoga,…

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The Unicorn Plant: Saving an Endangered Plant Species – Nursery Management/NPR Reprint

How a team of scientists in California may have saved the large-flowered fiddleneck.

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Strep Trekking 1, Some Observations on Genus Streptanthus, The Jewelflowers – Roger Raiche

Plant obsessions are odd enought to start off, but to be fascinated with a small-flowered…

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Sonoma County’s Cedars a Rare Geologic Wonder – SF Chronicle, Peter Fimrite

At an old mining camp in the mountains above Cazadero in Sonoma County is a…

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Snow Melt on Hull Mountains – Part 2; Released from Refirgeration, Spring Flowers Return – Roger Raiche

I often comment on how quickly spring wildflowers come and go here in the North…

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Snow Melt on Hull Mountain – Part 1; Fleeting Beauty Follows Vanishing Snow Beds – Roger Raiche

My first solo trip into the “wilds” of California – at least beyond the immediate…

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Room With a View – Roger Raiche

I’ve been very fortunate in my life to have lived in a number of exceptionally…

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Purple Leafed Stream Orchid, Another Unique Race of Plants From The Cedars – Roger Raiche

Purple-leafed stream orchid, Epipactis gigantea, (The Cedars’ purple race) is a wonderful variation on an…

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Powerful Fragrance, Dreadful Reputation – Roger Raiche

Of all the California native plants, poison oak, Toxicodendron diversilobum, is easily the most dreaded…

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Western Azalea Beauty and Fragrance – Roger Raiche for Pacific Horticulture

The western azalea (Rhododendron occidentale) is one of only two species of rhododendron native to…

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Vitis ‘Roger’s Red’

The colorful grape known as ‘Roger’s Red’ has become a popular ornamental vine, valued for…

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Gardening with California Monocots Grasses – Roger Raiche for Pacific Horticuluture

Grasses are members of the Poaceae, or grass family, which has 650 to 900 genera…

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California Buckeye: A Tree for All Seasons – Roger Raiche

Think of any image of California’s natural beauty, and there’s almost certainly a tree in…

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On The Rocks: Flowers Walled and Jeweled Part 2 – Roger Raiche

One of the plants I chose to try on my rock outcrop was Western wallflower,…

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On The Rocks: Gardening n a Rock Outcrop, Part 1 – Roger Raiche

The rocky bank as I first saw it before we purchased the property. Here it…

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Garden Notebook; Moving Lock, Stock and Trowel – NYTimes, Ken Druse

LIKE many Americans, I’ve moved several times, from home to home and garden to garden.…

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More is More: Designer Roger Raiche’s Personal Garden – SucculentsAndMore.com

Last weekend, I attended the Pacific Horticulture Society’s Summit 2016 held at the Luther Burbank…

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Great Design Plant: ‘Roger’s Red’ California Wild Grape – Annie Thornto

A visual cue that a garden is alive is always pleasant and satisfying. While evergreens…

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Golden Lotus Banana – Roger Raiche

I first heard of Musella in the mid-90’s in some catalogue (can’t remember the name)…

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Give ’em an Inch – Roger Raiche

Garnett Creek is about 6 miles long, a relatively small tributary of the upper Napa…

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Fernier Than Thou -NPR, Ketzel Levine

It all started with an e-mail from the celebrated California horticulturist and landscape designer, Roger…

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Farewell to Spring – Roger Raiche

While I do mark my seasonal progress by the plants in flower, the actual progress…

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Evolution in the Garden / Survival of the Fittest Not a Bad Strategy, says Landscape Designer – SF Chronicle

Whether you’re revitalizing a border or working with a whole new yard, garden planning can…

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Elymus Leymus condensatus Lotties Choice – Califloranursery

An exceptional form of giant wild rye selected by Roger Raiche from the Santa Lucia…

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Blue and Weeping – Roger Raiche

It was love at first sight; the Atlas cedar (Cedrus atlantica) and I go way…

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Azalea Time – Roger Raiche

A plant that really marks the middle of springtime for me is the flowering of…

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Azalea Creek at The Cedars; The Blog and Mule Trail – Roger Raiche

The Cedars, the massive “island” of ultramafic rock (=serpentine) in NW Sonoma Co. California is…

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Serpentine and Its Plant Life in California – UC Botanical Garden Newsletter

first, a multiple definition: Serpentine vegetation grows on serpentine soils that weather from serpentine (serpentinite)…

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A New Variety of Holodiscus Dumosus – Journal of Botanical Research Institute of Texas

The branch type lS a crucial determinant of leaf morphology, on which so much of…

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A New Combination in Holodiscus – Phytotaxa

Holodiscus (Koch 1869: 309) Maximowicz (1879: 253) (Rosaceae, Amygdaloideae, Spiraeeae), a genus of shrubs with…

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A Noah’s Ark of Endangered Plants – American Horticulturist

The University of California Botanical Garden has it all-a sweeping view of San Francisco Bay,…

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