Fruits

Raspberry and Blackberry, Fruit & Nuts Research & Information Center, UC Davis Blackberry varieties do best on sunny slopes. They should be planted 4 to 5 feet apart in rows 10 feet apart and canes trained on 4 foot high, 2 wire trellis. Raspberry plantings do best on cool North slopes.

Pomegranates grow naturally as a bushy shrub or as a small tree-if trained, they may grow 15 to 20 feet high. The tree is deciduous in interior and desert regions, but in coastal areas may lose only a portion of its leaves in winter.

Current quarantine: Asian citrus psyllid (ACP) County-wide quarantine on citrus fruits, leaves, and trees; also Indian curry leaf and other hosts The Asian citrus psyllid (ACP) has been detected in Santa Clara County as well as other parts of California.

Program OverviewThe Plant Pathology Program provides applied research and outreach to support agricultural production across Imperial, Riverside, and San Diego counties. This tri-county region encompasses a wide diversity of crops and growing conditions—from the desert-irrigated systems of Imperial Valley to…

Blueberry varieties testing conducted in Santa Clara County to evaluate the following characteristics of each of the varieties: flavor, productivity, harvest season, landscape value including plant form, foliage characteristics, fall foliage color, and winter ornamental value.

When to plant: Citrus can be planted almost any time of year. The best time is after the last frost in spring (mid-March) Harvest window: Year-round, depending on variety Fertilization: Nitrogen in January, again in May/June timeframe. Monitor for zinc, iron, and other micronutrient deficiencies and…

Quince fruits grow on a small tree or shrub (8–12 ft. tall) with twisted, bumpy branches. Grown as a flowering ornamental or for fruit processing. Adapted to many climates. Adapted to many climates. Tolerates “wet feet” better than most other deciduous fruit trees.

In February 1997, a group of Master Gardener volunteers established a variety trial to evaluate 15 varieties of blueberries in a replicated trial. This was conducted at the Bay Area Research and Extension Center of the University of California located in the City of Santa Clara near Valley Fair Shopping…

Santa Clara Valley, also known as the Valley of Heart's Delight, is an ideal place for growing a wide variety of fruits & nuts. UC Master Gardeners can help you determine how to get started, how to nurture young trees, and how to get the most out of mature trees.