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Maine · crop watch

Maine blueberry crop

USDA last rated the 2023 Maine blueberry crop for the week ending Sep 3, when 84% was good or excellent. Harvest stood at 100% complete.

Last rated week ending Sep 3, 2023

Good to excellent · last reading

84%of the crop

Share of the 2023 crop rated good or excellent for the week ending Sep 3.

–

100%

Harvested

As of Sep 24.

Analysis

Week ending Aug 16 — 6 weeks ago

Maine blueberry condition far above last year

Maine's blueberry crop was rated 96% good to excellent for the week ending August 16, 2026, unchanged from the prior week and far above the 25% good-to-excellent share reported the same week in 2025. Fair-rated acreage stood at 4%, with no poor or very poor ratings. Bloom stages also ran ahead of last year's pace: petal fall reached 100% by June 21, versus 76% at the same point in 2025. Harvest was 87% complete as of August 30. USDA's next state rating will show whether the crop held its condition through the close of harvest.

This is the most recent reading USDA has published for this crop and state; it is not a current-week rating.

Written from USDA data and source reports

Weekly ratings

Crop condition, 2023

Bars are the full USDA rating split each week. The dashed line is the five-year average for good plus excellent; the dotted line is last year.

2026202520242023202220212020
Maine blueberry crop condition, 20230%25%50%75%100%Week ending Jun 18: Very poor 0%, Poor 0%, Fair 80%, Good 20%, Excellent 0% — good+excellent 20% (5-yr avg —, last year 100%)Week ending Jun 25: Very poor 0%, Poor 0%, Fair 51%, Good 49%, Excellent 0% — good+excellent 49% (5-yr avg —, last year 100%)Week ending Jul 2: Very poor 0%, Poor 0%, Fair 27%, Good 73%, Excellent 0% — good+excellent 73% (5-yr avg 61%, last year 11%)Week ending Jul 9: Very poor 5%, Poor 5%, Fair 90%, Good 0%, Excellent 0% — good+excellent 0% (5-yr avg 56%, last year 35%)Week ending Jul 16: Very poor 0%, Poor 0%, Fair 27%, Good 73%, Excellent 0% — good+excellent 73% (5-yr avg 67%, last year 75%)Week ending Jul 23: Very poor 0%, Poor 0%, Fair 27%, Good 73%, Excellent 0% — good+excellent 73% (5-yr avg 77%, last year 77%)Week ending Jul 30: Very poor 0%, Poor 0%, Fair 29%, Good 48%, Excellent 23% — good+excellent 71% (5-yr avg 79%, last year 80%)Week ending Aug 6: Very poor 0%, Poor 1%, Fair 26%, Good 49%, Excellent 24% — good+excellent 73% (5-yr avg 86%, last year 100%)Week ending Aug 13: Very poor 0%, Poor 0%, Fair 26%, Good 50%, Excellent 24% — good+excellent 74% (5-yr avg 85%, last year 100%)Week ending Aug 20: Very poor 0%, Poor 0%, Fair 10%, Good 65%, Excellent 25% — good+excellent 90% (5-yr avg —, last year —)Week ending Aug 27: Very poor 0%, Poor 0%, Fair 10%, Good 55%, Excellent 35% — good+excellent 90% (5-yr avg —, last year —)Week ending Sep 3: Very poor 0%, Poor 0%, Fair 16%, Good 56%, Excellent 28% — good+excellent 84% (5-yr avg —, last year —)Harvest begins — week ending Jun 25Harvest begins−73 pts — week ending Jul 9−73 ptsJun 18Jul 2Jul 16Jul 30Aug 13Aug 27
Very poorPoorFairGoodExcellent5-yr avg good+excellentLast year

Latest: 84% good or excellent, week ending Sep 3. Hover a bar for the full breakdown.

Field progress

Green tip, 2023

This season against the five-year average pace and last year.

Maine blueberry green tip, 20230%50%100%Green tip, week ending Apr 23: 5% (5-yr avg —, last year 15%)Green tip, week ending Apr 30: 10% (5-yr avg —, last year 28%)Green tip, week ending May 7: 25% (5-yr avg 42%, last year 46%)Green tip, week ending May 14: 75% (5-yr avg 78%, last year 76%)Green tip, week ending May 21: 94% (5-yr avg 86%, last year 97%)Green tip, week ending May 28: 100% (5-yr avg 96%, last year 100%)Green tip, week ending Jun 4: 100% (5-yr avg —, last year 100%)Apr 23Apr 30May 7May 14May 21May 28Jun 4
This year5-yr avgLast year

Green tip: 100% as of Jun 4.

Field progress

Pink, 2023

This season against the five-year average pace and last year.

Maine blueberry pink, 20230%50%100%Pink, week ending May 7: 0% (5-yr avg —, last year 0%)Pink, week ending May 14: 40% (5-yr avg 43%, last year 34%)Pink, week ending May 21: 65% (5-yr avg 67%, last year 66%)Pink, week ending May 28: 85% (5-yr avg 71%, last year 95%)Pink, week ending Jun 4: 85% (5-yr avg —, last year 100%)Pink, week ending Jun 11: 100% (5-yr avg —, last year 100%)Pink, week ending Jun 18: 100% (5-yr avg —, last year 100%)May 7May 14May 21May 28Jun 4Jun 11Jun 18
This year5-yr avgLast year

Pink: 100% as of Jun 18.

Field progress

Full bloom, 2023

This season against the five-year average pace and last year.

Maine blueberry full bloom, 20230%50%100%Full bloom, week ending May 14: 8% (5-yr avg —, last year 15%)Full bloom, week ending May 21: 23% (5-yr avg 22%, last year 39%)Full bloom, week ending May 28: 50% (5-yr avg 45%, last year 60%)Full bloom, week ending Jun 4: 79% (5-yr avg 56%, last year 69%)Full bloom, week ending Jun 11: 94% (5-yr avg 75%, last year 91%)Full bloom, week ending Jun 18: 100% (5-yr avg —, last year 99%)Full bloom, week ending Jun 25: 100% (5-yr avg —, last year 100%)May 14May 21May 28Jun 4Jun 11Jun 18Jun 25
This year5-yr avgLast year

Full bloom: 100% as of Jun 25.

Field progress

Petal fall, 2023

This season against the five-year average pace and last year.

Maine blueberry petal fall, 20230%50%100%Petal fall, week ending May 21: 0% (5-yr avg —, last year —)Petal fall, week ending May 28: 10% (5-yr avg —, last year 21%)Petal fall, week ending Jun 4: 23% (5-yr avg 26%, last year 44%)Petal fall, week ending Jun 11: 68% (5-yr avg 43%, last year 74%)Petal fall, week ending Jun 18: 94% (5-yr avg 65%, last year 93%)Petal fall, week ending Jun 25: 97% (5-yr avg 75%, last year 99%)Petal fall, week ending Jul 2: 100% (5-yr avg 92%, last year 100%)May 21May 28Jun 4Jun 11Jun 18Jun 25Jul 2
This year5-yr avgLast year

Petal fall: 100% as of Jul 2 (5-yr avg 92%).

Field progress

Fruit set, 2023

This season against the five-year average pace and last year.

Maine blueberry fruit set, 20230%50%100%Fruit set, week ending May 28: 0% (5-yr avg —, last year —)Fruit set, week ending Jun 4: 30% (5-yr avg —, last year 17%)Fruit set, week ending Jun 11: 24% (5-yr avg —, last year 46%)Fruit set, week ending Jun 18: 34% (5-yr avg —, last year 72%)Fruit set, week ending Jun 25: 84% (5-yr avg 56%, last year 84%)Fruit set, week ending Jul 2: 94% (5-yr avg 78%, last year 94%)Fruit set, week ending Jul 9: 97% (5-yr avg 92%, last year 99%)Fruit set, week ending Jul 16: 100% (5-yr avg —, last year 100%)Fruit set, week ending Jul 23: 100% (5-yr avg —, last year 100%)Fruit set, week ending Jul 30: 100% (5-yr avg —, last year —)May 28Jun 11Jun 25Jul 9Jul 23
This year5-yr avgLast year

Fruit set: 100% as of Jul 30.

Field progress

Harvested, 2023

This season against the five-year average pace and last year.

Maine blueberry harvested, 20230%50%100%Harvested, week ending Jun 25: 2% (5-yr avg —, last year —)Harvested, week ending Jul 2: 2% (5-yr avg —, last year 2%)Harvested, week ending Jul 9: 4% (5-yr avg —, last year 5%)Harvested, week ending Jul 16: 15% (5-yr avg —, last year 9%)Harvested, week ending Jul 23: 0% (5-yr avg —, last year 14%)Harvested, week ending Jul 30: 19% (5-yr avg 9%, last year 9%)Harvested, week ending Aug 6: 38% (5-yr avg 24%, last year 36%)Harvested, week ending Aug 13: 48% (5-yr avg 37%, last year 49%)Harvested, week ending Aug 20: 65% (5-yr avg 69%, last year 68%)Harvested, week ending Aug 27: 87% (5-yr avg 84%, last year 87%)Harvested, week ending Sep 3: 60% (5-yr avg 88%, last year 94%)Harvested, week ending Sep 10: 90% (5-yr avg 96%, last year 97%)Harvested, week ending Sep 17: 98% (5-yr avg —, last year —)Harvested, week ending Sep 24: 100% (5-yr avg —, last year —)Jun 25Jul 9Jul 23Aug 6Aug 20Sep 3Sep 17
This year5-yr avgLast year

Harvested: 100% as of Sep 24.

Source: USDA NASS Crop Progress (weekly, April–November) and Crop Production reports. This product uses the NASS API but is not endorsed or certified by NASS.

Updated September 29, 2026

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