Wildflour Farm • Sourdough Calculators

Starter • Builds • Timing

Starter Needed

Number of loaves

Starter per loaf (grams)

Extra to build (so you’re not scraping the bowl)

Build My Starter

Total starter you want (grams) Feeding ratio (Starter : Flour : Water)

: :

Tip: 1:5:5 = bigger build • 1:3:3 = quicker peak • 1:1:1 = fast/small

Bake-Day Planner

Disclaimer: All results are estimates. Starter strength, dough temp, hydration, flour type, and fermentation cues can shift timing.

Temperature Unit

Quick presets

Dough temp (best) or kitchen temp (°F)

Mix time (start bulk)

Planner mode

Target end of bulk

Or enter bulk hours (optional)

If filled, we’ll ignore the end time and use hours.

Starter % (of flour)

Salt % (of flour)

(Optional) Flour amount (grams)

Starter Feed Planner

Feeding ratio (Starter : Flour : Water)

: :

All outputs are estimates — use dough cues to confirm.