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Colony stressor profile2025 Q2 - USDA / NASS survey
Rank#3

Pesticides

Chemical - #3 of 6 stressors by reach

U.S. colonies affected7.1%

Colonies reported as harmed by pesticide exposure, including drift, contaminated forage, or in-hive treatments gone wrong.

U.S. reach7.1%#3 of 6 stressors
Peak quarter10.7%'24 Q2 - 6-qtr high
Above U.S. avg8 statesof 44 reporting
Hottest state21.7%Minnesota
Source: USDA / NASS Honey Bee Colonies - Colony Loss & Stressorshivelinks /data/pests/pesticides

Of the 6 stressor categories USDA tracks, Pesticides is the 3rd-most reported, touching 7.1% of U.S. colonies last quarter. Here's where it concentrates, how it moves through the year, and which pollination crops walk hives into it - all from public USDA aggregates.

01

Where it hits hardest

USDA asks beekeepers each quarter what share of their colonies each stressor touched. For pesticides, here are the states reporting the heaviest load this spring - measured against the U.S. average.

02

Through the year

Pesticides is not steady through the year. Six straight quarters of real USDA readings show how the pressure shifts from season to season.

Pesticides through the year

Share of U.S. colonies affected, six straight quarters of USDA readings.

direct
0.0%12.5%25.0%37.5%50.0%Q1 '24: 9.0%Q2 '24: 10.7%Q3 '24: 6.5%Q4 '24: 7.3%Q1 '25: 7.5%Q2 '25: 7.1%10.7%Q1 '24Q2 '24Q3 '24Q4 '24Q1 '25Q2 '25
03

Crops in its path

Pollination contracts walk hives straight into local conditions. This ranks every tracked crop by the pesticides load across its growing states - a colony-weighted read of what a hive meets at each bloom.