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Southern California Horticultural Society Where passionate gardeners meet to share knowledge and learn from each other. socalhort.org NEWSLETTER March 2017 OUR NEXT MEETING SCHS WELCOMES SHARING SECRETS IN THIS ISSUE Thursday, March 9 NEW MEMBERS This month we’re going SCHS March Program, Raffle to keep it simple: and Save the Date . 1 Friendship Auditorium Please say hello What is your favorite 3201 Riverside Drive to our newest members: February Recap, May Garden spring bloomer and why? Event and Sharing Secrets . 2 Los Angeles, CA 90027 Brendan Dennis Please share your answer - d Sherry Heyman Jan. & Feb. Green Sheets . 3 & 4 Online at socalhort.org Socializing: 7:00 pm Questions about membership? or e-mail to: Horticultural Happenings . 5 Check us out: [email protected] Meeting begins: 7:30 pm Upcoming Programs and www.socalhort.org Respond by Friday, March 17 SCHS Contact info. 6 in gardening, answers to even simple WILD SUBURBIA: questions about establishing a native MARCH MEETING LEARNING TO GARDEN plant garden are rife with caveats RAFFLE and SALE WITH NATIVE PLANTS and exceptions. Speaking to us in March will Wild Suburbia At the March meeting, we will also be Barbara Eisenstein, a research describes some be holding a raffle of 30+ South African associate and former horticultural of these variables “Mystery Bulbs” in 4” pots from the late outreach coordinator at Rancho so that gardeners Charles Hardman’s collection - a unique Santa Ana will be better able opportunity! Botanic to select the best Additionally, our own Joan Citron is Garden in practices for their generously donating about 40 decorative Claremont, own specific garden conditions. pots of assorted sizes (many of them California, Attendees will be encouraged to glazed) for purchase at bargain prices. as well as share their thoughts and experiences Maybe you can find a match for your a S o u t h on horticultural practices that newly won bulbs? Pasadena worked, and those that did not. For Bring your dollar bills and treat resident and example, how do you water your yourself while supporting the SCHS... Photo provided by speaker. by provided Photo gardener. native plants? What is the best way to She is the horticultural chair of the get rid of a lawn of weedy Bermuda San Gabriel Mountains chapter of grass? What were some of your most the California Native Plant Society, surprising successes and failures? SAVE THE DATE! and founder and head of Friends of Her presentation will conclude with South Pasadena Nature Park, and a discussion of how we, as horticultural author of the recently published enthusiasts and professionals, might Sunday, May 7 book: Wild Suburbia: Learning improve the dissemination of accurate 9:00 am - 2:00 pm to Garden with Native Plants. information on sustainable gardening Barbara will reference the book with California native plants. as she guides us through the process Following the talk, Barbara will SCHS GARDEN EVENT of transforming a traditional, high be available to sign copies of her water-use yard into a peaceful habitat book which can be purchased at the garden abounding with native plants. meeting. Please join us. d Details Inside Because there are so many variables u FEBRUARY PROGRAM RECAP • SHARING SECRETS • SCHS GARDEN EVENT The speaker for our February meeting cultivars, including ‘Album’, ‘Ridsko’, plants, which can include perlite, was Australian-born horticulturist Robin ‘Pindus’, ‘Variegatum’ and ‘White-Ness’ sand, coir, red lava rock, or finely Parer, owner and operator of Geraniaceae among others. Finishing this class of ground bark Nursery in Marin County. She has plants was G. dalmaticum, a pinkish- don’t allow plants to dry out been featured in magazines such as purple species that only blooms in May. cut plants back in late fall, or winter Garden Design, Horticulture, Martha The next category Robin shared give them “morning sun / afternoon Stewart Living and Sunset, and recently was made up of the many shade-loving shade” as a general rule debuted The Plant Lover’s Guide to Hardy species which she considers to be the Afterward, she answered a round of Geraniums, published by Timber Press. “supporting cast” in any garden - useful audience questions and then made herself During her 34 years at Geraniaceae as fillers, edging and at the base of trees available to sign copies of her book. Both Nursery, Robin has collected and and shrubs. These included the many her book and plants from her nursery propagated over 500 geranium species, varieties of G. maderense (all of which were for sale during the meeting and selected color forms and hybrids, and can be crossed), G. pyrenaiceum, G. received positive attention, much as her she drew upon her extensive knowledge nodosum, and the very large group of G. informative presentation did. to tailor her slide show and lecture to phaeum that have a wide range of colors For a complete list of the slides shown, those varieties best suited to Southern (including the yellow ‘Springtime’) go to the “Past Meetings” page on SCHS California gardens. and sizes, making them useful in many website at: www.socalhort.org, and to By way of introduction, Robin made garden settings. Some of the highlights learn more about specific plants, visit it clear that her focus for the evening were ‘Mrs. Withey Price’, ‘Merry Widow’, Robin's website at: geraniaceae.com. would be on Geraniums, not their ‘Lily Lovell’ and ‘Wargrave Pink.’ Next d Sabine Steinmetz Pelargonium, Erodium or Monsonia among the shade lovers were G. gracile, cousins, which are the four genera within G. x oxonianum, and G. endressii, which the Geraniaceae family. She indicated offered some taller options for the back SCHS GARDEN EVENT that Geraniums are usually classified of the border. She also showed some as hardy and are typically simple, five- pictures from the 2016 Chaumont The SCHS is excited to offer a new local petaled wildflowers that are winter Garden Festival in France, including G. Garden Tour at the Hollywood Hills home of dormant. While the genus contains oxonianum ‘Ankum’s White’, which is Johanna and Eugene Woollcott. Here is one around 420 species, and is found on all very pure, and G. oxonianum 'Dreamland' view of the garden from Joanna’s website, continents except Antarctica, Robin’s in a container, and is in flower from May wildgardeningla.com (Park Oak page). presentation was composed primarily of through December. the Mediterranean-climate types. Next came plants for rock gardens and She began containers that were limited to selections her talk with of G. cinereum, including ‘Signal’, G. californicum, ‘Thumbling Heart’ and ‘Rothbury Gem’, or California followed by border and bedding plants. cranesbill, This last was the largest group by far, with which can be over 40 different species, including G. found in the magniflorum, G. sanguineum, G. libani, wilds of the G. x magnificum, G. himalayense, and Sierra Nevada wikipedia from Photo the popular G. pratense, which Robin Mark your calendar for this event! and Southern California coastal ranges. indicated cannot survive more than a While available in the trade, she said that season in the heat of Southern California. She also warned against G. incanum, Sunday, May 7 the seeds of this pink-flowering native 9:00 a.m. - 2:00 p.m. can easily be harvested to grow at home. which she described as a “thug” because Continuing with ground covers, it seeds like crazy and is impossible to A flyer with more info. will be available she showed slides of the various G. x remove once it takes hold. Robin concluded her presentation at the March meeting, and a reservation cantabrigiense, including ‘Biokovo’, form will be posted online, as well as ‘Hanne’, and ‘Cambridge’ , all of which with some general recommendations are widely available, and have a color covering basic care guidelines applicable included in the April newsletter. range from white to purple. Rounding for most geraniums, as follows: Reservations will be required out the ground covers, she spoke about plant in fast-draining soil G. macrorrhizum and its numerous make a soilless mixture for container for this event, so don’t miss out! However, we did receive a friendly letter create a “secret niche” in your landscape SHARING SECRETS from former member, Roger Boddaert, who is to rest and meditate awhile an ecological landscape designer in Fallbrook, share your extra bounty with a Senior RESPONSES California. He calls himself a “maker of natural Center, food bank ,or others in need What is your favorite rainy day, garden-based gardens” and sent along a very detailed list of gardening resolutions which are never think globally and act locally, for you, your reading material? Design magazines? Seed too late to apply. As we have no reading family and community are part of the catalogs? Botanical-themed mysteries? recommendations to share, we will pass along solution for a sustainable Earth some of Roger’s suggestions instead. Unfortunately, we did not receive any Thank you for your positive words and for responses to the above question we posted tackle that problem area in your garden - staying in touch with the SCHS, Roger. We last month! Perhaps everyone was too and take joy in fixing it appreciate it and wish you the best! Feel free engrossed in their reading to write about it... to correspond with us in the future... - Ed. v Southern California Horticultural Society GREEN SHEET Plant Forum Selections ∙ January 2017 The Plant Forum is a display of plants grown by members & exhibited at our monthly general meeting. PLANTS SHOWN at JANUARY 12, 2017 MEETING Dombeya wallichii (Malvaceae) Pink ball tree shown by Eric and Ann Brooks. This plant, with flowers resembling a hydrangea, is a large Leonotis nepetifolia (Lamiaceae) evergreen shrub / small tree to 25 feet, with a native range including India, East Africa, and Madagascar.