Hydration × flour

65% Hydration High-Extraction Flour

Moderate cells, fairly uniform. Balanced chew — not dense, not fluffy. Classic sandwich bread territory.

⚠ Outside High-Extraction Flour's typical range (7282%) — read below for handling

Is 65% hydration right for High-Extraction Flour?

High-Extraction Flour's workable hydration range is 7282%. Its absorption multiplier is 1.03× bread flour. 65% is below High-Extraction Flour's typical range. The dough will be stiff and hard to fully develop. Consider moving up to 72% for better extensibility.

Absorption math for High-Extraction Flour at 65%

A recipe written for bread flour at 65% hydration, when substituted with 100% High-Extraction Flour, becomes 67% effective hydration (because High-Extraction Flour absorbs 3% more water). Autolyse 45-60 min. 3-4 stretch-and-folds. Supports 78-80% hydration reliably. Excellent base for country-loaf-style hearth breads.

Technique at 65% hydration

The traditional baguette hydration. Dough feels firm and shapes easily. Good starting hydration for hearth loaves without extreme-open-crumb expectations. Autolyse 30 min, 2-3 stretch-and-folds.

Worked water math for a 500 g batch

High-Extraction Flour ingredient weights for 500 g flour at 65% hydration
High-Extraction Flour500 g (100%)
Water325 g (65%)
Salt10 g (2%)

Add your levain on top of these weights; the calculator below subtracts the flour and water it already contributes so the bench numbers land at 65% exactly.

What High-Extraction Flour gives you at 65%

At 65% hydration you can expect a moderately open, structured crumb with a crisp crust. A medium dough: three to four sets of stretch-and-folds in the first two hours build the structure, and a light dusting of flour is enough for shaping. It handles predictably.

High-Extraction Flour at 65% — FAQ

How much water do I use for High-Extraction Flour at 65% hydration?

Multiply the flour weight by 0.65. For a 500 g batch of High-Extraction Flour that's 325 g water, plus about 10 g salt (2%). High-Extraction Flour absorbs 1.03× as much water as white bread flour, so it will feel a touch stiffer than the 65% number suggests.

Is 65% hydration right for High-Extraction Flour?

65% is below High-Extraction Flour's usual 72–82% range — the dough will be stiff and hard to develop. Move up toward 72% for better extensibility.

What crumb will High-Extraction Flour at 65% give me?

Expect a moderately open, structured crumb with a crisp crust. Moderate cells, fairly uniform. Balanced chew — not dense, not fluffy. Classic sandwich bread territory.

Is High-Extraction Flour at 65% beginner-friendly?

This hydration is rated beginner. A medium dough: three to four sets of stretch-and-folds in the first two hours build the structure, and a light dusting of flour is enough for shaping. It handles predictably.

Calculator pre-set to 65%

Weights below assume 100% High-Extraction Flour. For blends, use the main calculator on a recipe page.

Flour to add
450 g
Water to add
275 g
Salt
10 g
Levain @ 100%
100 g
Total dough
835 g
Effective hydration
65%
How the math works

Total water = flour × hydration %. Your levain contributes 50 g flour + 50 g water — both count toward the totals. You add only the remainder as fresh flour and water.

Salt % is computed on total flour weight, not final-dough flour.

Open 65% hydration guide →

Sources: Central Milling — Artisan Bakers Craft Plus (T85 equivalent); Hamelman, Bread (3rd ed.); Robertson, Tartine Bread.