Plan it. Plant it. Raise it.

Free calculators for your flock, garden, and pasture — no sign-up, works on your phone in the barn.

Browse all 18 tools Search calculators

18 tools · extension data · always free

Browse by category

Pick a hub to see every tool in that corner of the homestead.

Chickens

Feed, coop space, eggs, and hatch dates for backyard flocks.

4 tools

Garden

Soil, spacing, seed dates, beds, mulch, and canning yields.

9 tools

Goats

Hay, grain, and winter feed planning for small herds.

1 tools

Land

Pasture stocking, rainwater, rabbits, and honey harvest estimates.

4 tools

Popular calculators

The tools homesteaders open first when planning a season.

Chicken feed calculator

How much feed your flock eats per day, month, and year.

Open calculator

Chicken coop size calculator

Coop and run square footage, nest boxes, and roost length.

Open calculator

Seed starting date calculator

Indoor start, transplant, and direct-sow dates from your frost date.

Open calculator

Raised bed soil calculator

Cubic feet, yards, bags, and Mel's mix component splits.

Open calculator

Goat feed & hay calculator

Winter hay, grain, and minerals for dairy, meat, and fiber goats.

Open calculator

Canning jar calculator

Harvest pounds to pint and quart jar counts for common crops.

Open calculator

All tools

Eighteen free planners for animals and garden — every calculator shows its math and assumptions. Or open the full calculators directory.

Chickens

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Chicken feed calculator

How much feed your flock eats per day, month, and year.

Open calculator

Chicken coop size calculator

Coop and run square footage, nest boxes, and roost length.

Open calculator

Egg production calculator

Eggs per week and year by breed class and season.

Open calculator

Incubation & hatch date calculator

Lockdown day, hatch window, and humidity schedule by species.

Open calculator

Garden

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Soil amendment calculator

Lime or sulfur to shift pH, plus compost topdress volumes.

Open calculator

Compost calculator

C:N ratio check and finished compost volume from your pile.

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Garden spacing calculator

Plants per bed and expected harvest for 50+ vegetables.

Open calculator

Seed starting date calculator

Indoor start, transplant, and direct-sow dates from your frost date.

Open calculator

Raised bed soil calculator

Cubic feet, yards, bags, and Mel's mix component splits.

Open calculator

Cover crop seed calculator

Seeding rates for clover, rye, vetch, and common mixes.

Open calculator

Fertilizer calculator

Turn an N-P-K target into product amounts for any analysis.

Open calculator

Mulch calculator

Volume by area and depth — bags, bulk yards, and straw bales.

Open calculator

Canning jar calculator

Harvest pounds to pint and quart jar counts for common crops.

Open calculator

Goats

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Goat feed & hay calculator

Winter hay, grain, and minerals for dairy, meat, and fiber goats.

Open calculator

Land

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Rabbit colony calculator

Kits per year, cage space, feed, and meat yield from breeding does.

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Honey yield calculator

Harvest per hive, jars needed, and first-year colony adjustments.

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Pasture stocking rate calculator

How many animals your acres can support using animal units.

Open calculator

Rainwater & livestock water calculator

Roof catch gallons plus daily water needs for your animals.

Open calculator

Built on extension data

Data from ag extension publications · No accounts · Works offline after first load