when to fertilize citrus trees in california

Best answer


The 鈥済rowing season鈥?is whenever your citrus tree produces fruit.In a dry,hot climate,fertilize your citrus tree on Valentine鈥檚 Day (February 14),Mother鈥檚 Day (second Sunday in May),and Father鈥檚 Day (third Sunday in June).If you鈥檙e growing your citrus indoors,fertilize it between mid-spring and late summer/early autumn.

People also ask


  • When should I fertilize my young citrus tree in Florida?

  • Young Trees. Citrus trees will need more fertilizer as they age. In humid tropical climates such as Florida during the first year, start applying fertilizer at the start of the growing season in February just as the buds begin to swell, and reapply every six weeks through October.

  • What is the best fertilizer for citrus trees in California?

  • For citrus grown in dry climates such as southern California or Arizona, the main fertilizing ingredient required for citrus tree vigor is nitrogen. Most soils have enough potassium and phosphorous. Generally, don鈥檛 apply nitrogen fertilizer in the first year.

  • How much fertilizer do grapefruit trees need?

  • Newly planted trees do not need fertilizer until they are established after two years. A good citrus fertilizer schedule for grapefruits is half the amount for other citrus trees once they are five years or older.

  • When is the best time of year to apply fertilizer?

  • So fertilizer timing starts with when the first frosts might come. Along the coast in Southern California, the last nitrogen application should be no later than October 1, in preparation for frosts than can occur in December. Nitrogen can resume March 1 in most cases. Then the next issue is how frequently to apply nitrogen after that.

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