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Black Spot Fungus Partially Resistant to Strobilurins
For the first time in Brazil, Fundecitrus has identified evidence of partial resistance of the fungus Phyllosticta citricarpa, which causes…
Dieback a Concern in Citrus Trees Following Freeze
The Georgia citrus industry now has a better grasp on the extent of damage to the state’s crop following the…
Take the Sting Out of Fire Ants
Effective fire ant control calls for long-term, proactive treatment. It isn’t enough to fight the fire ants on the surface.…
CUPS Trees Survive Freeze Nearly Unscathed
During a Feb. 26 Highlands County ag tour hosted by University of Florida Institute of Food and Agricultural Sciences Extension,…
Costa Rican Orange Production Forecast
After an 11% fall in Costa Rican orange production in 2024–25, production is forecast to increase 10% in 2025–26 to…
Hardee County Citrus and Cattle Land Protected
More than 1,300 acres of ranchlands, wetlands and floodplains along Charlie Creek in Hardee County are now permanently protected through…
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A Pure Product Pays Dividends
Sponsored Content Question: Does the purity level of ReMedium TI® help aid the therapeutic response to citrus greening with trees…
Global Tangerine/Mandarin Projections
A recent U.S. Department of Agriculture Foreign Agricultural Service (USDA FAS) report — Citrus: World Markets and Trade — included…
Pest Control in Protected Production Systems
In a recent virtual presentation, entomologist Jawwad Qureshi discussed monitoring and control measures for citrus pests in trees under individual…
Last Chance to Preregister for the Florida Citrus Show
The Florida Citrus Show is just a week away. Preregistration for the event ends on Sunday, March 8. So, sign…
A New Step Before You Spray
By Matt Smith The pesticide label is going online — kind of. I’ll explain, but the main takeaway is that…
Georgia Needs Management Plan for Citrus Greening
Citrus greening disease has yet to find its footing in Georgia’s commercial citrus. But if it does, Georgia’s growers need…
Specialized News
HLB Update
Aug. 02, 2022
Non-Certified Donaldson Trees: Limited Availability for Growers
Jul. 29, 2022
Two New Tools in the Fight Against HLB Seek EPA Registration
Jul. 27, 2022
Microregion Maps in Brazil Help With HLB
Jul. 18, 2022
Progress in Developing Improved Citrus Rootstocks to Mitigate HLB
Jul. 11, 2022
Evaluation of Citrus × Microcitrus Hybrid Scions
Nutrition
Feb. 23, 2026
Postfreeze Irrigation and Fertilization for Citrus Trees
Feb. 03, 2026
When and How To Use Silicon for Freeze Protection and Recovery
Jan. 27, 2026
Nutritional Needs of HLB-Affected Trees
Jan. 14, 2026
Seasonal Differences in Bark and Leaf Nitrogen Remobilization
Jan. 05, 2026
Unraveling Sweet Orange Response to Boron Deficiency
Water
Feb. 03, 2026
Draining Water From Groves Critical After Freeze
Dec. 29, 2025
Mexico Agrees to Repay Water Deficit in Texas
Dec. 25, 2025
Regenerative Pilot Program To Improve Soil, Water and Productivity
Dec. 04, 2025
Proposed Waters of the U.S. Rule to Provide Clarity
Oct. 21, 2025
Water Treaty Inclusion Sought in U.S.-Mexico-Canada Agreement
Citrus Disease
Mar. 11, 2026
Alternatives to Copper Needed for Citrus Canker Management
Mar. 09, 2026
Sweet Orange Scab Quarantines Expand in California
Mar. 06, 2026
Black Spot Fungus Partially Resistant to Strobilurins
Feb. 17, 2026
‘Significant’ Melanose Concerns Following Freeze
Feb. 10, 2026