Nitrogen Levels in Navel Oranges

Brian German Citrus, Industry News Release

Citrus demands for nitrogen are greatest from bloom through June, making spring the best time to apply supplemental nitrogen fertilizer to navel oranges.  Growers typically apply between 1/10 and 1/4 of their annual nitrogen requirement foliarly, in pre-bloom and post-bloom low-biuret urea sprays. Cooperative Extension Farm Advisor Craig Kallsen has been researching the amount of nitrogen a mature navel orange …

Agri View: Sweet Satsuma Orange

Dan Agri View, Citrus

    Everett Griner talks about the sweet Satsuma orange coming in today’s Agri View.     Well, it looks like the Satsuma orange is on the verge of becoming one of America’s favorite fruits. Most people know very little about the Satsuma orange. It is small, it is seedless, it is juicy and it is sweet. It peels like …

citrus disease

Citrus Disease HLB Detection and Quarantine in Orange County

Dan Citrus, Industry News Release

The California Department of Food and Agriculture (CDFA) and the United States Department of Agriculture (USDA) have confirmed the detections of the citrus disease known as huanglongbing (HLB) or citrus greening in Orange County. The disease was detected in plant material taken from a lemon tree in a residential neighborhood in La Habra and from three trees (2 lemons, 1 grapefruit) …

Citrus Group Sues USDA Over Lemons

Taylor Hillman Citrus

A group of California citrus growers has filed a federal lawsuit against the U.S. Department of Agriculture. The U.S. Citrus Science Council issued a press release claiming the rule to allow Argentinian lemons into the U.S. violates the Plant Protection Act the House Agriculture Committee passed in 2000. Argentinian lemons haven’t been allowed in the U.S. since 2001. The Obama …

Citrus Tarping Enforcement Begins April 3

Taylor Hillman Citrus, Pest Update 64 Comments

The California Department of Food and Agriculture announced that the delayed citrus tarping regulation that was slated to take effect in early March will now begin in April. The bulk citrus safeguarding requires shipments to be fully covered. CDFA said there are several ways for the industry to be compliant with the new regulation and enforcement will begin Monday, April …

parasitic wasp

Parasitic Wasps Released in Asian Citrus Psyllid Project in Santa Clara County

Dan Citrus, Industry News Release 44 Comments

by CDFA Office of Public Affairs CDFA has initiated the release of tiny parasitic stingless wasps in Santa Clara County as part of the Asian citrus psyllid project there. The wasps, called tamarixia radiata, control psyllid populations by parasitizing their egg masses. Once a population of wasps is released, successive generations are capable of flying up-to eight miles in search …