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Close-up of multicolor grapes on a vine surrounded by lush green leaves.

What Your Refractometer Isn't Telling You: Sucrose vs. Fructose-Glucose Readings at Harvest

Standard refractometers measure total soluble solids as sucrose-equivalent Brix, but grape juice primarily contains fructose and glucose. This distinction can lead to misjudged ripeness and fermentation issues. This post details how to refine refractometer use and integrate complementary analysis for more precise harvest decisions.

August 28, 2026

5 min read

#refractometer#Brix#sucrose

Scenic view of vibrant vineyard in Vougeot, Burgundy, capturing rows of grape vines under a cloudy sky.

The Critical Mistake: Liming Vineyard Soil Without Granular pH Data

Discover the critical mistake of applying lime to vineyard soil without precise, granular pH data. Learn how inaccurate liming impacts vine health and profitability, and follow a step-by-step protocol for effective soil amendment.

August 27, 2026

7 min read

#lime application#soil pH#vineyard soil

A scenic view of a lush vineyard stretching into the horizon under a sunny sky in Ukraine.

Vineyard Drainage: When Wet Feet Hurt More Than Drought

For experienced vineyard managers, understanding and managing vineyard drainage is critical. This post delves into the science of waterlogging, precise drainage solutions, and actionable steps to protect your vines from the unseen damage of excess moisture, often more detrimental than drought.

August 27, 2026

10 min read

#vineyard drainage#waterlogging#soil drainage

Close-up of unripe green grapes hanging on grapevines, showcasing growth and viticulture.

Veraison: Mastering Crop Load Assessment for Optimal Yield and Quality

Veraison is the critical window for vineyard managers to accurately assess crop load. Learn a step-by-step process with specific metrics, equipment, and decision-making guidelines to optimize yield and quality, ensuring balanced vines and a successful harvest.

August 26, 2026

6 min read

#veraison#crop load#cluster thinning

Vibrant spring vineyard scene in Volkach, showcasing new growth on grapevines under sunny skies.

Dormant Spray: Why Timing Matters More Than the Product for Vineyard Managers

For vineyard managers, the efficacy of dormant sprays hinges more on precise timing than on the product itself. This detailed guide covers critical specifications, a step-by-step application process, and common pitfalls to ensure successful early-season pest and disease control, ultimately impacting yield and quality.

August 26, 2026

8 min read

#dormant spray#oil spray#mite control

Close-up of ripe grapes hanging in a vineyard, ready for harvest, surrounded by verdant foliage.

Precision Harvest: Establishing Normal Berry Weight Ranges by Variety

Accurate berry weight tracking by variety is crucial for precise yield estimation, optimizing harvest logistics, and avoiding costly operational inefficiencies. This guide provides a step-by-step protocol for establishing and utilizing normal berry weight ranges for key varieties.

August 25, 2026

5 min read

#berry weight#yield estimation#harvest planning

Close-up of a hand holding a ripe bunch of grapes on a vine, vibrant colors in a vineyard setting.

Boron at Bloom: Why Precision Timing is Critical for Vineyard Managers

Discover why precise boron application at bloom is crucial for experienced vineyard managers. Learn about optimal timing, specific rates, and step-by-step processes to prevent yield losses from poor fruit set.

August 25, 2026

9 min read

#boron#bloom#fruit set

Close-up of ripe grapes with golden autumn leaves in a vineyard.

The Critical Block Observation: Shifting Vineyard Priorities in an Instant

A single, critical observation in a vineyard block can dramatically alter weekly priorities, preventing significant yield loss and quality degradation. This post outlines specific indicators, actionable thresholds, and a rapid response protocol for experienced vineyard managers.

August 24, 2026

6 min read

#block observation#scouting#priority change

Vineyard Management Blog