🍞SourdoughCalc
Flour Brand × Absorption BenchmarkPre-Computed Lab Matrix • Day 2

Stone-Ground Whole Wheat (13.8% Protein, 1.55% Ash) at 72% Low Hydration: 346g Water Guide

Conservative 72% rheology for Stone-Ground 100% Hard Red Whole Wheat Flour (Whole Grain Bran & Germ Intact, 13.8% protein) vs its 78%–84% sweet spot.

Instant Lab Reference Verdict (Flour Brand × Absorption Benchmark)

Compared against Spelt & Einkorn Ancient Grain (65% max), Stone-Ground 100% Hard Red Whole Wheat Flour (13.8% protein, 1.55% ash) offers a 78%–84% window and 88% limit, making 72% [CONSERVATIVE / STIFF (-6% Below Sweet Spot)]. Pairing 500g Stone-Ground Whole Wheat and 100g starter with 346g water (311g + 35g) and 11g salt locks True Total Hydration at 72.0% (target 72%).

Absorption Status
CONSERVATIVE72% Target vs. 88% Max Ceiling
Flour Protein & Ash
13.8% / 1.55%Whole Grain Bran & Germ Intact
500g Batch Main Water
346gWith 100g starter, locks True Total Hydration at 72.0% (target 72%)
Optimal Sweet Spot
78%–84%No gluten fortifier required

Stone-Ground Whole Wheat (13.8% Protein) vs Spelt & Einkorn Ancient Grain Comparison at 72%

Rheological headroom (16%) and Vital Wheat Gluten adjustments for Stone-Ground Whole Wheat (Whole Grain Bran & Germ Intact) compared with King Arthur All-Purpose Flour.

Stone-Ground Whole Wheat Hydration StepCorrected Water (72% Ref)Protein, Ash & Sweet SpotBenchmark Flour ComparisonCeiling Margin & Rescue
400g Stone-Ground Whole Wheat @ 67% Firm (-5%)255g W + 80g levain + 8.8g salt (440g totF / 72% grid)13.8% prot / 1.55% ash (sweet 78–84%)vs Spelt & Einkorn Ancient Grain (65% max / 237g W)+21% buffer vs 88% cap (R1/72%)
450g Stone-Ground Whole Wheat @ 70% Mild (-2%)302g W + 90g levain + 9.9g salt (495g totF / 72% grid)13.8% prot / 1.55% ash (sweet 78–84%)vs King Arthur All-Purpose Flour (72% max / 302g W)+18% buffer vs 88% cap (R2/72%)
500g Stone-Ground Whole Wheat @ 72% [Active Goal]346g W + 100g levain + 11.0g salt (550g totF / 72% grid)13.8% prot / 1.55% ash (sweet 78–84%)vs Spelt & Einkorn Ancient Grain (65% max / 297g W)+16% buffer vs 88% cap (R3/72%)
600g Stone-Ground Whole Wheat @ 75% Wet (+3%)435g W + 120g levain + 13.2g salt (660g totF / 72% grid)13.8% prot / 1.55% ash (sweet 78–84%)vs King Arthur All-Purpose Flour (72% max / 402g W)+13% buffer vs 88% cap (R4/72%)
600g Stone-Ground Whole Wheat @ 88% [Limit Cap]521g W + 120g levain + 13.2g salt (660g totF / 72% grid)13.8% prot / 1.55% ash (sweet 78–84%)vs Spelt & Einkorn Ancient Grain (65% max / 356g W)+0% buffer vs 88% cap (R5/72%)

Dynamic Stoichiometric Workbench (CONSERVATIVE)

Test custom loaf weights or alternative fermentation schedules directly against the 13.8% / 1.55% benchmark above.

Open Fullscreen Solver →
Absorption Status:
CONSERVATIVE — 72% Target vs. 88% Max Ceiling
Flour Protein & Ash:
13.8% / 1.55% — Whole Grain Bran & Germ Intact
500g Batch Main Water:
346g — With 100g starter, locks True Total Hydration at 72.0% (target 72%)

Why Stone-Ground Whole Wheat (13.8% Protein / 1.55% Ash) Feels Firm at 72% (346g Water)

Stone-Ground 100% Hard Red Whole Wheat (13.8% protein, 1.55% ash) retains bran, germ, and endosperm for 72% (346g water, 72.0%) whole-grain fermentation. Hemicellulose and arabinoxylan fibers bind 311g autolyse + 35g bassinage water (vs 360g / 74.5%), supporting an 88% ceiling. At the 72% (72.0%) mark using 346g water (311g + 35g) vs 360g (74.5%), Stone-Ground Whole Wheat holds a 16% margin against its 88% limit.

DISULFIDE CROSS-LINK INTEGRITY: Staging 311g autolyse water and 35g bassinage water (346g total) on 500g Stone-Ground Whole Wheat (13.8% protein, 1.55% ash) locks 72.0% (72%) with a +16% buffer under its 88% ceiling.

Gluten Conditioning Workflow: 500g Stone-Ground Whole Wheat, 311g Soak + 35g Splash

  1. Autolyse Soak (Stone-Ground Whole Wheat @ 311g W): Mix 500g Stone-Ground Whole Wheat (13.8% protein) with 311g water for 40 min.
  2. Levain & 35g Bassinage (346g Total W): Dimple 100g starter and 11g salt with 35g water to lock 72.0% (72%).
  3. Rheological Folds (Whole Grain Bran & Germ Intact): Execute 3 stretch-and-folds every 45 min vs 88% cap.
  4. Preshape & 38°F Retard (Stone-Ground Whole Wheat): Bench rest 25 min at +50% bulk rise, stitch into a rice-floured banneton, and chill 14 hrs at 38°F.

Key Baker's Math Questions (Absorption Status: CONSERVATIVE)

How much salt is needed for 500g Stone-Ground Whole Wheat and 100g starter at 72%?

Weigh 11.0g fine sea salt (2.0% of 550g total flour: 500g Stone-Ground Whole Wheat + 50g starter flour) alongside 346g water (311g + 35g) to tighten the 13.8% protein matrix at 72.0% (72%).

How much water should I hold back for bassinage with 500g Stone-Ground Whole Wheat at 72%?

Out of 346g corrected water for 500g Stone-Ground Whole Wheat at 72% (72.0%), mix 311g (90%) during the autolyse and trickle in 35g (10%) with 100g starter and 11g salt.

Is Stone-Ground Whole Wheat malted or unmalted for a 72% (346g water) sourdough?

In the Whole Grain Bran & Germ Intact category (13.8% protein, 1.55% ash), 500g Stone-Ground Whole Wheat hydrated with 346g water (72.0% / 72%) follows a 78%–84% sweet spot and 88% ceiling.

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