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.
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…
Integrated Pest Management (IPM) UC IPM website What is IPM? An ecosystem-based process for solving pest problems while minimizing risks to people and the environment. What is a pest? An unwanted organism that damages or interferes with desirable plants.
When to plant: March–April (after last frost date)
Harvest window: Varies widely depending on variety
Fertilization: Nitrogen throughout the growing season; iron, zinc, and other nutrients may be needed
Train young trees to promote lateral growth.
