Hire El Cajon experts who read your microclimates-featuring semi‑arid heat, DG over clay lenses, canyon breezes, and cold sinks-and create plant‑focused landscapes with native succulents, manzanitas, and Ceanothus. We space for fire‑wise airflow, use mineral mulches, and add permeable patios and bioswales. Irrigation's hydrozoned, pressure‑