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May 2026
Monthly Meeting


NEXT GENERAL MEETING: If You Build it, They Might Come, With Molly Rightmyer, May 16, In-Person, Oasis, Rancho Bernardo, 1:30p -3:30p
Molly Rightmyer is a bee taxonomist who has become increasingly interested in native plants while attempting to increase the bee diversity of her home garden, an experience she wishes to share with other gardeners who hold similar aspirations. She got her start as a freelance scientific illustrator here in southern California. She then worked with fossil turtles as an apprentice illustrator at the American Museum of Natural History, NY, eventually landing a job as scientific
May 1
Articles


TREES, PLEASE: Bristlecones Older Than Methuselah (So How Old Are Your Trees?)
By Robin Rivet. Have you ever pondered what it would be like to live for 1000 years? What about 4000, or even 5000 years? There are such...
Oct 1, 2017


TREES, PLEASE: Tree Pruning Standards
By Tim Clancy. The American National Standards Institute (ANSI) is the keeper of standards for all sorts of products and services. These...
Sep 1, 2017


TREES, PLEASE: Pomegranates—More Than Wonderful!
By Robin Rivet. Revered for their sweet-tart taste, healthful anti-oxidants, and characteristic crimson juice, the allure of a...
Aug 1, 2017


TREES, PLEASE: Wilt, Anyone?
By Tim Clancy. My first arboricultural encounter with lethal disease killing a tree from the inside was about 25 years ago. The tree, a...
Jul 1, 2017


TREES, PLEASE: Jacarandas: Lovely Lavender or Purple Panic?
By Robin Rivet. Final exams and Southern California’s rainy season are over, but in June the jacaranda tree (Jacaranda mimosifolia) is...
Jun 1, 2017


TREES, PLEASE: Queen Palms, Part II: Pests and Diseases
A mystery affliction causes queen palms’ otherwise healthy fronds to collapse. By Tim Clancy. In a recent article, we discussed the nutritional needs of queen palms ( Syagrus romanzoffianum ) and the importance of proper pruning and having a proactive fertilization plan to help keep the palms looking healthy and growing vigorously. Now we’ll focus on one of the reasons queen palms are so commonly planted, which is that they are relatively pest and disease free. Despite que
May 1, 2017


TREES, PLEASE: A Shady Business: Citizens Need to Speak Up
By Robin Rivet. Do you avoid parking under a tree because you’re concerned that bird or insect feces might ruin your car wash? Although...
Apr 1, 2017
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