University of California
San Joaquin County Environmental Horticulture
Welcome!
Landscape horticulture is an integral part of San Joaquin County's heritage and culture. Our mild climate and proximity to water provide abundant choices for growing a wide variety of beautiful plants. Our location at the head of the Delta also gives us a responsibility to manage our landscapes in sustainable ways that preserve the health and beauty of our waterways and wildlife for future generations.
What is Sustainable Landscaping?
beneficial syrphid fly
PRACTICES THAT:
- Minimize chemical fertilizers and pesticides in the environment through INTEGRATED PEST MANAGEMENT
- Use water conservatively and eliminate non-storm run-off to storm drains
- Utilize plants that are appropriate for their space, use, and climate
- Minimize green waste to the landfill
- Provide food and shelter for beneficial wildlife
- Build and maintain soil health
Events Calendar
Sand backfill improves transplant success of some landscape palms
Imparting an exotic and dramatic theme, palms are emblematic of California landscapes. Indeed, there is a revival of interest in palms as specimens and accents or to add height, dimension, and architectural interest for homes, businesses, parks and other public areas.
Because of their unique root and trunk structure, large specimen palms can be transplanted with a relatively small root ball, creating an instant, mature landscape. The standard industry practice when transplanting palms is to use builder's or washed plaster sand as the backfill medium in order to enhance stability and anchorage, drainage and survival, but the practice had not been scientifically validated.
Read about: Sand backfill improves transplant success of some landscape palms | View Other Stories
In the News
Extension Horticulture Research articles
| Microstegium vimineum, Japanese Stiltgrass |
| Lespedeza cuneata, Sericea Lespedeza |
| Conium maculatum, Poison Hemlock |
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