Fusarium oxysporum- the AIDS of Date Palms & Why We Need to Practice “Safe Pruning” The genus Phoenix is comprised of several palm species, a handful of which are grown as ornamentals in San Diego landscapes: Phoenix canariensis ‘Canary Island Date Palm’ Phoenix dactylifera ‘Date Palm’ Phoenix reclinata ‘Reclinata Palm’ [...]
In a natural forest, engraving bark beetles play a healthy role in selectively removing weak and overly mature trees. This natural process rejuvenates the forest by allowing new species to emerge. Healthy trees are able to fight-off the attacking beetles by smothering them with kino (sap). Unfortunately, due to less [...]
Coral trees are notorious for having soft wood and failing without warning. In our Urban Environments, we tend to throw salt at injury by planting them in turf areas where they get over-watered and over-fertilized causing excessive annual growth. This growth is typically not structurally sustainable to the soft wooded [...]
Palm trees require adequate fertilization to prevent nutritional deficiencies and disorders. Unlike woody broadleaf trees (Dicots), palm trees (Monocots) elongate their trunks first before growing upwards. Due to this unique difference, they are not able to change their trunk diameter after they grow upwards and are not able to repair [...]
Tree Health Care Services that manage pests, nutrients, fungus, compaction, and other disorders that ail our urban forest. Trees, much like humans, can be severally affected by environmental stressors. In our Urban Forest there are numerous stressors that can overwhelm our trees causing them to under-perform, decline, or become a [...]