◂ Grow

Field Plot

Broad-acre annual staple crop production using the Three Sisters guild (corn, pole beans, winter squash) integrated with small grains (wheat, oats, rye) and a rotating cover crop year.

This is the rig that bridges the Ark from supplemental gardening to actual caloric self-sufficiency. Where the Porch Garden, Guild Ring, and Walipini supply diversity, micronutrients, and shoulder-season production, Field Plot supplies *calories* — the dense storable energy that carries a household through winter and underwrites every other rig's ambition. The mental shift this rig requires: stop thinking like a gardener (rows of monoculture, fight weeds, replenish nutrients with bagged inputs) and start thinking like a soil farmer (integrated guilds, diversity as defense, soil biology as fertility). The Three Sisters is not a planting scheme — it is a guild pattern with thousands of years of empirical validation as a complete-protein staple system. Cover cropping is not a fallow practice — it is the productive year, where the soil itself is the harvest. Field Plot starts at ¼ acre for a household supplemental crop, scales to 1–2 acres for a family of 4–6 to lean primarily on it, and reaches 5 acres only when Trade-economic surplus is the goal. This is the rig that taught humans how to leave foraging behind, and it is still the most regenerative way to feed a family at scale.

Footprint ¼ acre minimum (~10,000 sq ft) to 5 acres maximumRecommended starter scale ¼–½ acre; family-of-4–6 scale 1–2 acres; Trade-surplus scale 3–5 acres. Plot subdivided into 3–4 rotation sections regardless of total size. Requires full sun (8+ hr/day) and ideally <5% slope; if sloped, swales or keyline contour required. Yield ~800–2,000 lbs of caloric staples per acre per yearThree Sisters block alone produces ~600–1,200 lbs (corn 200–500, beans 100–200, squash 300–500). Small grain block adds ~400–800 lbs per acre. Plus significant biomass for compost, mulch, and animal feed (often equal in dry weight to the food crop). Soil organic matter increases 0.2–0.5% per year with full rotation — compounding fertility, not depletion. Cycle Annual planting; 3–4 year rotation cycleMain crop planted late spring / early summer (after last frost). Harvest late summer through fall. Winter cover crop planted within 7–10 days of harvest. Each plot section returns to the same crop only every 3–4 years. Full establishment to mature soil takes 3–5 years; the rig compounds in productivity over its lifetime.
Cost tier committedDifficulty seasonLand lotFirst benefit ~90 days

② The Manifest

The parts list. Cores are what you actually need; “if you prefer” opens cheaper, local, or heritage swaps — never budget fallbacks, just other good ways.

Primary crops
Three Sisters (corn, pole beans, winter squash) + small grains (wheat, oats, rye) in adjacent block$50–150 starter seed + $30–80 cover crop seed

Corn must be planted in blocks (minimum 4×4) not rows — corn is wind-pollinated and rows produce poor kernel set. Pole beans climb the corn (no trellis required). Squash sprawls beneath, shading soil and discouraging mammalian grazing. Save seed from year 1 to begin landrace adaptation.

if you prefer… (2)
Beans + squash only (no corn)$40–100 seedFor lots too small to plant a corn block (4×4 minimum), corn-borer-heavy zones, or short-season climates that won''t mature dent corn. Substitute amaranth or sunflower as the trellis.
Add amaranth, sunflowers, or potatoes to the rotation+$30–80 seedDiversifies caloric base and pest risk. Potatoes occupy a separate block (they don''t guild with the Three Sisters). Sunflowers can replace corn as the trellis crop in cool-summer climates.
Soil prep
No-till / sheet mulching + cover crop terminationFree (chip drop + cardboard) – $200 for broadfork

Once Field Plot is established, NEVER till. Tilling destroys the soil structure that makes regenerative production possible. Year-1 ground-breaking can require mechanical help on heavily compacted or sod-bound soil; from year 2 onward, cover crop residue + occultation + broadfork is the maintenance path.

if you prefer… (2)
Broadfork + hand tools only$200 broadforkLower-input path. Loosens compacted ground without inverting topsoil. Slower, but builds soil biology faster than mechanical tilling. The right choice for ¼–½ acre.
Walk-behind tractor / small tiller (year-1 only)$2,000–4,000 used; $4,000–8,000 newHigher-output path for breaking sod or heavily compacted ground. Use ONCE in year 1; transition to no-till from year 2. Tilling year after year reverses every soil gain.
Fertility
Compost (from Worm Bank / Sanctum) + green manures (cover crops) + animal manure (from Tend rigs)Free if produced on-site; $30–80/cu yd if purchased

Layer fertility — never spread bagged NPK. Diversity of inputs (compost + manure + cover crop biomass + biochar) feeds diverse soil biology, which is what actually fertilizes plants. Synthetic NPK shortcuts the soil food web and creates dependency. Apply 1–2" of compost top-dressed annually; turn under cover crop residue; let manure age 60–90 days before planting near it.

if you prefer… (2)
Cover crops only (slow path)$30–80 cover crop seed/yrFor households without animals or developed compost systems. 2–3 years of dedicated cover cropping (rye + clover + vetch + buckwheat rotation) builds enough fertility for staple production. Slower start, lowest input.
Biochar + rock dust + compost tea (accelerated path)$200–500/acre setupFor degraded, acidic, or mineral-depleted ground. Biochar permanently raises CEC (cation exchange capacity); rock dust replaces depleted micronutrients; compost tea inoculates soil biology. Highest-input fertility build.
Weed suppression
Dense planting + cover crop rotation + squash canopy ground cover

Weeds are a soil signal, not the enemy. Compacted soil grows thistle; nitrogen-rich soil grows lambsquarters. As the rotation establishes (years 2–4), the weed seed bank shifts and most weeds disappear without intervention. The Three Sisters' squash canopy is itself a weed-suppression strategy — by July, the ground is shaded and weeds can''t establish.

if you prefer… (2)
Hand weeding + heavy mulch (years 1–2)Free (chip drop) – $80/yr straw balesLower-input path. Layer 4–6" of straw, wood chips, or chopped cover crop residue around emerging plants. Hand-pull breakthrough weeds. By year 3, mulching can typically stop except for grain blocks.
Roller-crimper or occultation tarps$200–500 silage tarp; $800–2,000 roller-crimper attachmentHigher-output path for organic no-till at field scale. Roller-crimper terminates cover crops in place, leaving a thick mulch mat that suppresses weeds for 6–8 weeks. Silage tarps occult-kill weeds over 4–8 weeks via heat + dark.
Water
Rain + swales / keyline contour catchmentFree if dug by hand; $50–200 swale layout planning

A well-mulched, well-rotated Field Plot rarely needs supplemental irrigation past year 2. Swales front-load that resilience by capturing rain on contour and letting it soak into the soil profile. In drought-prone climates, supplemental drip irrigation tied to the Well domain (Pump House, Deep Reserve, Sky Well) handles the stress weeks. Never overhead-water a mature Three Sisters block — wet leaves invite disease, and the canopy makes overhead delivery wasteful.

if you prefer… (2)
Hand watering / ollas (establishment year only)$20–30 per olla; ~10–20 ollas for ¼ acreFor year 1 when seedlings are vulnerable. Ollas (buried unglazed clay pots) deliver water directly to root zones with minimal evaporation. Refill 1–2× per week.
Drip irrigation tied to Well domain$300–800 per acreFor drought-prone zones, sandy soils, or year-1 establishment in degraded ground. Drip lines on 3–4 ft centers, T-tape with emitters every 12". Connect to Pump House or Deep Reserve cistern.
Harvest & processing
Hand tools + manual threshing (sickle, scythe, tarp threshing, hand sheller)$200–400 for full hand-tool kit

Grain harvest is the rate-limiting step at scale. A scythe + drying rack + hand sheller comfortably handles ¼ acre of grain. Beyond ½–1 acre, mechanization saves the harvest from weather windows. Three Sisters harvest is straightforward: corn when husks brown and kernels dent; beans when pods rattle dry on the vine; squash when skins resist fingernail puncture and stems lignify.

if you prefer… (2)
Same — intentional simplicityHand harvest is the canonical Field Plot path for ¼–½ acre. The labor is meditative, the tools are simple, and the harvest window is forgiving when the plot is small.
Small mechanized thresher / sheller$1,500–5,000For 1+ acre of grain. A small belt-driven thresher processes wheat / oats / rye in hours instead of days. A power corn sheller does the same for ear corn. Both pay back inside 2–3 harvest seasons at scale.
Seed saving
On-site selection and storage — best plants every year, sealed jars in cool dry place$50 jars + labels

Save seed from your BEST plants — most productive, most disease-resistant, best-tasting, best-storing. Over 5–10 years the crop adapts to your soil, your microclimate, and your management. This is the Field Plot''s slowest compounding return and arguably its most important. The crop you grow in year 10 is genetically distinct from the crop you bought in year 1 — and it is yours.

if you prefer… (2)
Basic jar storage$50 jars + $20 absorbersMason jars with oxygen absorbers, labeled with variety + year + source. Stored in a cool dark closet or basement. Adequate for annual seed regeneration of staples. Test germination every 2–3 years.
Full Seed Bank + Lineage integration (Grow + Archive)Separate rig builds — see The Seed Bank and The Lineage rigsActive integration with The Seed Bank rig (Grow — annual selection / drying / packeting) and The Lineage rig (Archive — multi-decade deep-frozen genetic preservation). The Seed Bank handles year-over-year planting stock; The Lineage is insurance.

③ The Sequence

④ Reference Tables

Three Sisters & Grain Planting Reference

Quick spec card for the planting block

CropWhen to plantSpacingSeed depthDays to maturity
Corn (dent / flint)After last frost, soil 60°F+4–6 seeds per mound; 4–7 ft mound centers1–1.5"80–110 days
Pole beansWhen corn is 3–4" tall4–6 seeds per corn mound1"70–90 days
Winter squashAfter bean germination2–3 seeds at edge of every other mound1–1.5"90–120 days
Winter wheat / ryeSept–Oct100–150 lb/acre broadcast; 6–8" rows1–2"Overwinters; harvest Jul
Spring wheat / oatsMar–Apr100–150 lb/acre broadcast; 6–8" rows1–2"70–120 days
Cover crop mix (rye+clover+vetch)Sept–Oct100 lb/acre broadcast0.5–1"Terminate spring

Scaling Guidance

What does ¼ acre vs 2 acres actually look like?

Plot sizeFamily servedAnnual laborEquipment beyond hand toolsExpected yield (calories)
¼ acre2–4 people supplementally80–120 hr/yearNone — hand tools sufficient200–500 lbs staples
½ acre4–6 people meaningfully120–180 hr/yearBroadfork + scythe400–1,000 lbs staples
1 acre6–8 people primary staple180–260 hr/year+ small thresher; consider walk-behind800–2,000 lbs staples
2 acres8+ people + Trade surplus260–400 hr/yearWalk-behind tractor + thresher + sheller1,600–4,000 lbs staples
3–5 acresTrade-economic scale400+ hr/yearSmall tractor + harvest infrastructure2,400–10,000+ lbs staples

Annual Maintenance Schedule

Month-by-month rhythm

MonthActivityTime
JanuaryPlan rotation, order seed, review prior-year Ledger4 hr
FebruarySeed germination tests, sharpen tools, repair fencing4 hr
MarchSpring grain planting (oats/spring wheat); Year-1 ground prep1–2 days
AprilCover crop termination begins; soil prep for Three Sisters block1–2 days
MayThree Sisters corn planting (after last frost)1–2 days
JuneBeans planted at corn knee-height; light weeding; squash planted30–60 min/wk
JulyPest monitoring (squash bugs, corn earworm); deep-water if drought; winter wheat harvest1–2 hr/wk
AugustContinued monitoring; bean harvest begins (early dry varieties)1–2 hr/wk
SeptemberCorn harvest begins; broadcast cover crop on cleared sections1 day/wk
OctoberSquash harvest (frost-tolerant); winter wheat / rye planting; final cover crop1–2 days
NovemberCure squash; process saved seed; Ledger entry; tool maintenance1 day
DecemberRest the soil; review yields; plan next year''s rotation

Common Failure Modes

What goes wrong and how to fix it

SymptomLikely causeFix
Corn ears with missing kernelsPlanted in rows instead of blocks — poor pollinationReplant in 4×4 block minimum next year; tassel-shake during pollination week
Beans collapse the cornBeans planted before corn established; or wrong bean varietyPlant beans only when corn is 3–4" tall; use pole beans not bush beans
Squash overwhelmed earlySquash planted same time as corn; or too many seeds per moundStagger planting — squash goes in last; thin to 2 strongest seedlings per mound
Year 1 yields disappointingSkipped soil-build year on degraded groundAccept year 1 as soil-build; year 2 yields will be 2–3× higher
Cover crop regrows after terminationInsufficient termination — incomplete killRoller-crimper at flowering stage only; or 6+ weeks silage tarp; or follow with broadfork
Squash bugs decimate squash mid-seasonLack of monitoring; no rotationHand-pick at dawn before they wake; rotate squash to new section; companion-plant nasturtiums
Yields decline year 3 onwardRotation too tight; fertility inputs not keeping paceAdd 4th rotation section; increase compost application; consider full cover-crop year
Grain lodges (falls over) before harvestOver-fertilized; or storm during heading; or lodging-prone varietyReduce N inputs; switch to shorter-statured variety; cut early at slight lean
Rodent damage to stored grainInadequate sealed storageStore in metal-lidded jars, food-grade buckets with gamma seals, or sealed barrels with bay leaves / DE
Field weeds dominate by late summerYear-1 plot; weed seed bank still highMulch heavily; aggressive cover cropping in shoulder seasons; weed bank shifts by year 3

⑤ The Echo

From Gardening to Farming — Why the Three Sisters Is the Sweet Spot~14 min

The mental shift Field Plot demands: stop thinking like a gardener and start thinking like a soil farmer. A gardener thinks in rows, fights weeds, fertilizes with bagged inputs, and measures success in this year''s harvest. A soil farmer thinks in guilds, treats weeds as soil signals, builds fertility through diversity, and measures success in the trajectory of yields over a decade. The Three Sisters is the canonical sweet spot because it works at both scales — it is dense enough to feed a household at ¼ acre, and it scales to multiple acres without losing its ecological logic. The deeper insight is what regenerative agriculture has spent forty years recovering: industrial monoculture is not the apex of agricultural development. It is a 70-year detour built on cheap synthetic nitrogen and cheaper diesel. Indigenous farming systems — the Three Sisters in the Americas, rice + duck + fish in Asia, livestock-rotated polycultures in Europe before enclosure — were already the productive end-state. They produce more calories per acre over a multi-decade timeline than monoculture, with less labor per calorie once established, while building soil instead of mining it. The mistake of the green revolution was confusing yield-per-year with productivity-over-lifetime. Field Plot is the rig that reconnects the household to that older logic without LARP-ing as Indigenous. You don''t need to grow exactly what your great-great-grandparents grew. You need to grow what works on your soil, with seeds you''ve adapted, in patterns that build the system that grows them. The Three Sisters is the entry pattern because it''s the most thoroughly documented and the most forgiving — corn fails one year, beans cover. Squash fails, you still have grain. Year 1 fails everywhere, the cover crop you planted as backup feeds year 2. The rig is a forgiveness machine masquerading as a planting scheme.

Three Sisters Is a Guild Pattern, Not a Crop Layout~12 min

Most modern attempts at the Three Sisters fail because they treat it as a list of three plants instead of a guild pattern with specific ecological roles. Plant the three crops in the wrong sequence, the wrong spacing, or the wrong proportions, and you get a tangled disappointing mess. Plant them as the guild they are, and you get one of the most productive small-acreage staple systems ever invented. The roles: Corn is the trellis. It must be planted first because it must be tall enough (3–4 inches) to survive bean climbing without being overwhelmed. Corn is wind-pollinated, which is why it must be planted in blocks not rows — a row of corn cross-pollinates poorly and produces ears with missing kernels. Beans are the nitrogen fixer. They must be planted second so they don''t outcompete the corn, and they climb the corn rather than requiring a separate trellis. Pole beans, not bush beans — the height matters. Squash is the ground cover. It must be planted third so the seedlings aren''t shaded out before they get going, and it sprawls beneath the corn-bean canopy, suppressing weeds, conserving soil moisture, and (with the spiny varieties) discouraging mammalian grazing. Three plants, three discrete ecological functions, all interlocking. The corollary: when you copy the pattern instead of the plant list, you can substitute. In a short-season climate where dent corn won''t mature, sunflowers serve the trellis role. In a corn-borer-heavy zone, amaranth replaces corn as both grain and trellis. The squash can be cucumber, melon, or zucchini if storage isn''t the goal. The beans can be runner beans, lablab, or other climbing legumes. The Three Sisters works because it instantiates a pattern, not because the three specific plants are sacred. Get the pattern right and the rig is portable across climates. Get the pattern wrong and the rig fails even with the canonical species. The Ark is built on patterns; species are interchangeable parts.

The Cover Crop Is the Other Crop~12 min

The single most counterintuitive thing about Field Plot is that the year you''re not growing food is the most productive year. A field in cover crop is producing more value per acre than the same field in corn — the value is just stored in the soil instead of harvested as grain. What a winter cover crop of rye + clover + vetch does in 7 months: fixes 100–200 lbs of atmospheric nitrogen per acre (replacing every dollar of synthetic fertilizer the next crop would have needed), grows 4–8 tons of biomass per acre that becomes mulch and organic matter, sends roots 3–6 feet deep that break compaction and bring up minerals from below the active root zone, feeds soil microbes that themselves become nutrients available to next year''s crop, and prevents the topsoil loss that bare-fallow fields suffer in winter rain. The cover crop is doing work that bagged fertilizer cannot replicate, that takes years to undo if skipped, and that compounds across rotations. The gardener''s instinct is to maximize harvest acreage every year. The farmer''s instinct is to recognize that a 4-section rotation with 25% in cover crop is more productive over 10 years than a 100%-planted rotation with bagged inputs. The Field Plot operator who internalizes this stops viewing the cover crop year as a sacrifice and starts viewing it as a high-yield crop with an unfamiliar harvest format — the harvest is the soil itself, drawn down and consumed by the next 3 years of food crops, then renewed again. This is also why Field Plot interlocks with The Seed Bank (Grow), The Lineage (Archive), and the Worm Bank (Loop): the rig''s cycles are too long for any single domain to hold alone. Soil takes years to build. Seed adapts to a place over generations. The compost that fertilizes year 4''s crop began in last year''s kitchen waste. Field Plot is the rig that teaches the operator to think in years instead of seasons, and that mental shift is what makes every other Ark rig more durable.

⑥ Feeds

How this rig connects to the rest of the Ark.

⑧ Go Deeper

ManyArks endorses no single source — these are starting points that fit the Ark philosophy. In a Vault bundle, these external links require the clearnet.

Concept

What is this and why does it work?

Three Sisters intercropping — the foundational pattern

Regenerative agriculture overview

No-till and cover cropping principles

Why broadacre permaculture matters at household scale

Soil food web — why diversity feeds plants

Build

How do I build one?

Three Sisters spacing and planting technique

Sheet mulching a field plot

Broadforking technique and tool selection

Cover crop selection and termination

Small grain harvest by hand (sickle, scythe, threshing)

Drying and storing whole grain at home

Seed saving — corn, beans, squash isolation

Building a winnowing setup

Troubleshoot

Mine isn''t working

Squash bugs and squash vine borer

Corn earworm and corn borer

Poor corn pollination — partial ears, missing kernels

Cover crop terminating poorly — regrowth, weeds breaking through

Weed pressure breaking through after year 2

Lodging — grain falling over before harvest

Rodent / deer / raccoon damage

Soil compaction and yield decline year 3+

Drought stress mid-season

Adapt

How do I modify this for my situation?

Small-lot Three Sisters (¼ acre or less)

Family-scale (1–2 acre) Three Sisters operation

Hot / arid climate Three Sisters adaptation

Cold / short-season climate adaptation

Drought-prone climate — dryland farming

Heritage and landrace variety selection

Substituting amaranth, sunflower, potato for corn

Grow · Field Plot · grow/field-plot Offline? Same path on any Ark Mirror.