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January 2026
Monthly Meeting
NEXT MEETING: Celebrating Horticulturist Of The Year 2026, Nancy Carol Carter, On January 17, From 1:30p - 3:30p At Oasis Rancho Bernardo (Upstairs In The Grand Assembly Hall)
Nancy Carol Carter. Celebrating the Horticulturist of the Year for 2026 Nancy Carol Carter. Join us on January 17, from 1:30p - 3:30p, at Oasis Rancho Bernardo (Note: this meeting will be held upstairs in the Grand Assembly Hall and not in our regular room downstairs.) Online registration required - SD Hort Member (and their guest) registration is FREE and in-person non-member registration is $15.00 (Consider joining or renewing with the San Diego Horticultural Society fo
Jan 1
Articles
TREES, PLEASE: Tree Ordinances. Love them or leave them?
By Tim Clancy. Sometimes government agencies get it right. In other cases, government regulations seem arbitrary, over-reaching and...
Sep 1, 2019
TREES, PLEASE: Pruning Perils: Trees Have a Mind of Their Own
By Tim Clancy. Sometimes it almost seems as if trees have a mind of their own. This is especially true when it comes to pruning and...
Jun 30, 2019
TREES, PLEASE: Consult the Manual!
By Tim Clancy. In the time before the internet, when you needed information, often you would begin by consulting your collection of...
May 1, 2019
TREES, PLEASE: Should I park under that tree?
By Tim Clancy. The disease triangle is often used to illustrate the elements necessary for a pathogen to be successful. The three...
Mar 1, 2019
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: Queen Palms, Part1: Growth Habit, Fertilizer, and Pruning
By Tim Clancy. Queen palms (Syagrus romanzoffianum) are popular ornamental “trees.” They are planted so frequently that some in the...
Mar 1, 2017
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