Past Programs:

Meetings start at 7:15 p.m. in the County Fair Building at The San Francisco Botanical Gardens You can meet the speakers for a walk through San Francisco Botanical Gardens at Strybing Arboretum at 4:00 in front of the Botanical Garden bookstore (9th Avenue & Lincoln Way). If you're not a member, there is a Guest Fee of $5.

Nov 19
"The Trees Among Us"
by Dr. Matt Ritter, CalPoly (SLO)

Ritter1.jpg Ritter2.jpgIn California, there is no need to travel to an exotic location to be awed by nature when much of the world’s amazing plant diversity is represented in our neighborhood parks and gardens, and on our streets. Dr. Ritter’s presentation will be a photographic journey through some of his favorite natural history stories about California’s cultivated trees. He will share identification tips for common trees and make a case for why correct tree identification can be essential.

Oct 15
Designing Gardens for the Hollywood Elite

with Dan Bifano

Dan Bifano was raised in Santa Barbara, where he has grown roses for more than 50 years. His gardens go from Santa Barbara south to Malibu and Bel Air. Known as the “Rose Gardener to the Stars,” his celebrity clients include Barbara Streisand and Ivan Reitman, as well as Oprah, who calls him “Dan the Rose Man”.
Sep 17

Singapore, the Garden City—with a side of Borneo
with Martin Grantham

Sept12.jpgExtraordinary plantsman and greenhouse manager for San Francisco State University, Martin Grantham is to have just returned from visiting Singapore and Borneo when he speaks to us in September. He plans on talking about how the City of Singapore has made itself a botanical garden. He will also have spent a some time trekking through Borneo searching for new plants.
Aug 20

The Search for Acer Pentaphyllum

with William McNamara

McNamaraWilliam McNamara, Director of Quarryhill Botanical Garden and our Annual award recipient for 2012, has spent the last fifteen years searching for a wild form of Acer pentaphyllum in China.
The cultivated plant was originally planted at Strybing Arboretum and was the parent of all the Acer pentaphyllum in cultivation.

Program Change... 

In a last minute c17hange, our scheduled program speaker, Joseph Simcox, cannot speak this Monday, July 16th, 2012. Bring in plants that you love or have problems with or are exceptionally unusual. We will have a lively evening of discussing the very subject that CalHort members love. 

Where Do These Plants Come From?
with Dr. Rick Schoellhorn

Dr. Rick Schoellhorn, Director of New Products for Proven Winners will discuss the process of finding new plants. Proven Winners searches the world to find and select plants which are clearly superior to others of their type. Join Rick on a trip around the world searching for plant breeders and the plants that will eventually end up in your garden.

Annual Meeting and Potluck Dinner
Restoring Monet’s Garden
with Elizabeth Murray,
Author of
"Monet’s Passion: Ideas, Inspiration and Insights from the Painter’s Gardens

Monet BookElizabeth Murray—author, photographer, painter and our keynote speaker—has a voice that inspires and ignites a commitment to beauty, nature, spirit and sustainablity. Best known for her work in restoring Monet’s garden in Giverny, France, she has returned there annually for 25 years to photograph it. Her lecture includes historic photos of Monet, his paintings, and horticultural information, along with her gorgeous photographs, as seen in her book:  "Monet’s Passion: Ideas, Inspiration and Insights from the Painter’s Gardens".

Note:  See Bulletin for details about the Annual Meetin and Potluck Dinner
Note:  no 4 pm walk and dinner/socializing starts at 6:30pm w/Potluck at 7pm.... at the County Fair Building (9th Ave and Lincoln Way)


The Adventures of Clivias
by Marilyn Paskert 


Starting in South Africa where they evolved, Clivias were brought to Europe in the 1800's and on to Japan, China, Australia, New Zealand, and the USA with some national cultures breeding for leaf characteristics while others concentrated on flowers. Marilyn, a breeder herself, will discuss current breeding trends showing us the exciting forms that have been bred and where they appear to be going in a visual feast of plants and photographs.

Steppe Sisters.... note special meeting location... CCSF
by Panayoti Kelaidis, Denver Botanical Garden
PanayotiSteppe climates occur to the east of all the major Mediterranean climates on earth, sharing great similarities of flora and fauna despite their far more extreme weather patterns and cold. Panayoti will be doing a quick tour of the four principal Steppe regions on earth: the Mediterranean and its steppe-sister, the Irano-Turanian floristic region; South Africa's Fynbos and neighboring Karoo; the Patagonian steppe across the Andes from the Chilean littoral, and California itself, nestled against the Great Basin, Colorado Plateau and interior steppe of Western America..
The Steppe sisters encompass collectively an enormous percentage of the world's plant species, and a great deal of the lore and history that have sustained humans in their evolution.

February Growing South African Bulbs
by Ernesto Sandoval, UC Davis Botanical Conservatory
Do you like bulbs?  Ernesto Sandoval, director of the UC Davis Botanical Conservatory, will be talking about his experience growing South African bulbs .   Ernesto will be bringing bulbs and other botanical beauties suited for Northern California for you to buy for the benefit of  the Botanical Conservatory.  Nerine, Lachenallia, Albuca, Cyrtanthus and an assortment of other bulbs including a few CA natives will be available as well as less common Aloes and other succulents from South Africa and elsewhere.


Aloes of South Africa's Winter Rainfall Region
by Brian Kemble, Curator, The Ruth Bancroft Garden

from Oct 2010 SJ NewsSouth Africa is home to many species in the genus Aloe, including a diverse assortment occurring in the winter-rain region along the west coast. These species have a particular relevance to gardeners in California because the same regimen of dry summers and rainy winters is found here. Brian will discuss Aloe distans as well as many unknown but useful species for our climate.

Previous Programs

Programs from 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012