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Hand Harvest vs. Mechanical Harvest: How Grapes Are Picked

November 6, 2023

Vineyard

As you drive around the North Fork during the growing season, you’ll likely spot vineyard crews hard at work among the vines. While harvest season often gets the spotlight, vineyard management throughout the year plays just as important a role in the final wine.

In many ways, great wine begins in the vineyard.

A winemaker can only work with the fruit they receive, which means careful vineyard practices are essential to producing high-quality wine. Healthy, balanced grapes allow for a more thoughtful, hands-off approach in the winery and help showcase both the vintage and vineyard site more naturally.

One of the biggest vineyard decisions each harvest season is how the grapes will be picked: by hand or by machine.

At Suhru & Lieb Vineyards, we hand harvest our grapes. Both harvesting methods offer advantages, and the right choice depends on factors like:

  • grape variety
  • vineyard layout
  • fruit condition
  • winery location
  • intended wine style

Here’s a closer look at the differences between hand harvesting and mechanical harvesting in the vineyard.

What Is Mechanical Harvesting?

Mechanical harvesting uses a machine that straddles the vineyard rows and gently shakes the vines to remove the grapes.

As the berries fall from the vine:

  • conveyor belts collect the fruit
  • grapes move into holding bins
  • the fruit transfers into gondolas or trucks
  • the grapes head quickly to the winery

Mechanical harvesting is especially common for:

  • larger vineyards
  • flat vineyard sites
  • early-ripening white wine varieties
  • wines intended for immediate pressing

Because mechanical harvesters can move very quickly, entire vineyard blocks can be harvested in a fraction of the time required for hand harvesting.

Advantages of Mechanical Harvesting

Efficiency

Mechanical harvesters can pick grapes extremely quickly, making them ideal during tight harvest windows when weather conditions may change rapidly.

Cost-Effective

Machine harvesting reduces labor costs, which can be significant during harvest season.

Faster Transport to the Winery

For white wines, especially early-ripening varieties, speed matters. Quickly getting grapes into the press helps preserve freshness and acidity.

Challenges of Mechanical Harvesting

Mechanical harvesting can also create challenges depending on the grape variety and wine style.

Because the machine shakes berries from the cluster, some grapes split open during harvest. This can lead to:

  • oxidation
  • juice exposure
  • less precise fruit selection

Mechanical harvesting also mixes all fruit together, including:

  • underripe grapes
  • damaged berries
  • bird-damaged fruit

For certain premium wines or delicate winemaking styles, that lack of selectivity can impact quality.

Why We Hand Harvest Our Grapes

We choose to hand harvest because it gives us greater control over fruit quality and allows our vineyard team to evaluate every cluster individually.

Hand harvesting is slower and far more labor-intensive, but it offers several important advantages.

A skilled vineyard worker can harvest approximately:

  • 1 to 1.5 tons of grapes per day
  • roughly 800–1,200 bottles of wine

That’s a tremendous amount of work—and an incredible amount of care goes into every vineyard row.

Benefits of Hand Harvesting

Better Fruit Selection

Hand harvesting allows the vineyard crew to remove:

  • underripe clusters
  • damaged fruit
  • bird-pecked berries
  • diseased grapes

Only the healthiest fruit makes it into the picking bins and eventually into the winery.

Gentler Handling

Whole grape clusters remain intact during hand harvesting, reducing oxidation and protecting delicate fruit.

Essential for Certain Wine Styles

Some wines require whole-cluster pressing, where the entire grape cluster—including stems and skins—is loaded directly into the press.

This technique is especially important for:

  • méthode champenoise sparkling wines
  • certain white wines
  • premium small-lot wines

Whole-cluster pressing simply isn’t possible with machine-harvested fruit.

Vineyard Work Is the Foundation of Great Wine

Harvest may only last a few months, but vineyard work happens year-round.

From pruning and canopy management to leaf pulling and harvest itself, vineyard crews play an enormous role in shaping the quality of the vintage long before the grapes ever reach the winery.

We’d like to take a moment to recognize the hardworking men and women who care for our vineyards throughout the year.

Their dedication, attention to detail, and countless hours of labor make every bottle possible.

Thank you for all that you do—we truly could not do it without you.