Plant lovers: Oh, yeah, it’s hot, but August has at least 13 worthy green-thumb events

Expect the weird and wonderful, such as this Tephrocactus geometricus cactus, at the 35th Inter-City Cactus and Succulent Show and Sale Aug. 6-8 at the Los Angeles County Arboretum. southcoastbotanicgarden.org Aug. 1, 15 or 29 Fruitstitute’s Citrus 101 Workshops at Arlington Garden, 275 Arlington Drive in Pasadena, will teach participants how to care for backyard citrus trees using regenerative gardening practices — that is, gardening techniques that nourish and replenish the soil. The tour starts at 11 a.m. at 2647 East Coast Highway in Corona del Mar and is free with $5 admission to the garden. aquariumofpacific.org Aug. 11 Shining and Sharpening Your Garden Tools is a two-hour workshop starting at 10 a.m. at Sherman Library & Gardens, 2647 East Coast Highway in Corona del Mar. thesherman.org Aug. 21 California Native Plant Garden Maintenance: Summer Tasks is a workshop Aug. 26 Native Plant Maintenance Basics is a walk-and-talk class taught by Erik Blank of the Theodore Payne Foundation, 10459 Tuxford St. in Sun Valley, from 8:30 to 9:30 a.m. Blank will walk participants through the foundation’s demonstration gardens, discussing ways to care for native plants during the summer, when many become dormant and brown.