Tour: Los Angeles County Arboretum
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LA Arboretum 1
Designer: Los Angeles Arboretum

LA Arboretum 1

Photographer: GardenSoft

Soils and Compost:

Physical weed control, including mulching, or hand removal protects the watershed from harmful chemicals.

Integrated Pest Management:

Remove irrigation water and fertilizer from areas where you don't want weeds to grow.