Buckwheat
Fagopyrum esculentum Moench
Buckwheat is a short-season annual grain well-suited to Zones 3-11, used for grain, cover crop, or pollinator forage. Cool summer nights and avoidance of late frost favor it; grows on moderate-fertility soils and smothers weeds effectively.
Crop Snowflake Score
/acre
/acre
/acre
years
Overview
Growing Season
- Plant
- Mid-June to mid-July (delay planting in cooler regions until soil warms) – Mid-June to mid-July (delay planting in cooler regions until soil warms)
- Harvest
- 10-12 weeks post-planting (~early-mid Sep) – 10-12 weeks post-planting (~early-mid Sep)
- Frost-free days
- 70+
- GDD (base 50°F)
- 1,300
Yield
- Typical yield
- 15 bu/acre
- Productive lifespan
- 1 years
- Labor
- 5 hrs/acre
Market Fit
Active Regional Buyers
Established crop with known regional buyers
Price Trend Stable/Up
Price stable over past 3 years
Supply Below Demand
Regional supply roughly balanced with demand
Multiple Buyer Channels
Limited market channels; primarily single outlet
Value-Added Potential
Strong value-added potential through processing, direct sales, or specialty products
Market Growth Projected
Strong market growth projected
Market Channels
Climate Fit
Hardiness Zone Match
Region's hardiness zone within crop range (3.0-11.0)
GDD Sufficient
Regional GDD (2600) meets crop requirement (1300)
Precipitation Compatible
Regional precipitation (~40 in/yr) compatible with crop needs
Frost-Free Season OK
Frost-free season (160 days) meets crop requirement (70 days)
Chill Hours Met
Chill hour requirement N/A for this crop type or met by default
Climate Trend Favorable
Climate projections remain favorable for this crop in the region
Soil Compatibility
Soil Texture
Drainage
Infrastructure Fit
Equipment Compatible
Standard farm equipment compatible or easily adapted
Storage Available
Dry/ambient storage sufficient; commonly available on farms
Irrigation Compatible
Low water needs or rain-fed viable
Field Layout Suitable
Vineyard field layouts suitable for this crop
Labor Availability
Labor needs manageable with existing farm workforce
Processing Proximity
Processing/packing facilities within viable distance in WNY
Equipment Requirements
planting
Buckwheat is typically grown on smaller specialty acreage and the existing farm tractor handles all field operations. Sized to pull a 10-15 ft drill or 12-15 ft cultivator.
Standard small-grain drill for seeding 30-50 lb/acre at 1-1.5 inch depth. Buckwheat tolerates broadcast seeding with light incorporation as a fallback if no drill is available.
Light secondary tillage to prepare seedbed. Buckwheat does not require deep or aggressive tillage and grows well on minimally prepared ground after a small grain or vegetable crop.
spraying
Few herbicides are labeled on buckwheat — most growers rely on competitive canopy and rotation. Sprayer is mainly used for pre-plant burndown and post-harvest volunteer control.
harvesting
Standard combine setup with cylinder speed reduced (300-400 rpm) and concave opened to avoid cracking the soft hull. Custom harvest common at small acreages. Used or shared combines fit most operations.
Optional pre-harvest tool — buckwheat ripens unevenly and windrowing at 75-80% brown seed allows uniform dry-down before pickup combining. Reduces shatter losses but adds a pass.
post_harvest
Buckwheat is harvested at 16-20% moisture and must be dried to 13% for storage. Low-temperature aeration drying preserves the soft hull and seed coat appearance critical for food markets.
For growers selling food-grade or seed-grade lots — removes weed seed, shrunken kernels, and chaff. Most buyers clean grain on intake, but on-farm cleaning captures cleanout discounts.
For direct-market specialty buckwheat (organic mills, soba flour, groats). 1-ton totes or 50-lb bags for retail. Bulk delivery to commodity buyers does not require bagging.
general
Propane cannons, reflective tape, hawk kites for fields with high bird pressure (small fields near woodlots/wetlands). Effectiveness wanes after a few weeks; rotate methods.
Storage Requirements
Grain bin (on-farm)
Temperature
35–50°F
Max Storage
365 days
Long-term dry storage
Temperature
32–40°F
Max Storage
540 days
Finance Fit
Revenue Above Average
Gross revenue ($465/acre) below regional average
Input Costs Acceptable
Annual operating costs ($60/acre) within typical farm budgets
Payback Period OK
Annual crop; returns in first season
Insurance Available
Federal crop insurance available
Revenue Per Labor Hour
Revenue per labor hour ($93) is competitive
Grants/Subsidies
Grant and subsidy programs available (Specialty Crop Block Grant, EQIP, Beginning Farmer, etc.)
Economics Breakdown
| Avg Price/Unit | $0/$/lb |
| Gross Revenue/Acre | $465 |
| Annual Operating Cost | $60/acre |
| Establishment Cost | $60/acre |
| Total Input Cost | $188/acre |
| Net Return/Acre | $75 |
| Revenue/Labor Hour | $93 |
| Crop Insurance | Available |
| Subsidies | NAP (catastrophic coverage at no cost, buy-up available) |
Source: Cornell Small Grains Project; Penn State Agricultural Alternatives — Buckwheat | Original price_unit was "lb (2025 NY contract)"; the parenthetical contained region-specific context ("NY contract") which violated region-neutral content guideline — context preserved here in data_source while price_unit normalized to $/lb. (2025)
Risk Fit
Manageable Pest/Disease
Low pest/disease pressure; manageable with standard IPM
Market Diversified
Market access diversified across multiple channels
Low Establishment Risk
Low establishment risk; quick to establish or low upfront investment
Climate Resilient
Hardy and resilient to climate variability in the region
Regulatory Burden Low
Minimal regulatory burden for production and sale
Diversifies Portfolio
Diversifies farm revenue away from grape monoculture
Known Risks
disease
Soil-borne fungal disease causing stem lesions and lodging during flowering and grain fill. Buckwheat is susceptible especially in rotations following soybean, dry bean, or sunflower (other Sclerotinia hosts).
Seedling diseases causing poor emergence in cold, wet soils. Most damaging when buckwheat is planted too early or into compacted, water-logged ground.
pest
Hard, dormant seed shatters readily before and during harvest and germinates as a difficult weed in following crops. Particularly problematic in sensitive food crops where buckwheat residue creates allergen contamination and contract rejection risks.
Sucking insects that feed on flowers and developing seeds, sometimes reducing seed set. Generally do not reach economic thresholds in buckwheat under normal conditions.
Songbirds and blackbirds heavily feed on buckwheat heads as seed matures, especially in small fields adjacent to woodlots or wetlands. Losses of 20-40% are documented in vulnerable fields.
weather
Temperatures exceeding 90°F during the 4-6 week bloom period cause flower drop and reduced seed set. Buckwheat flowers indeterminately, so a single hot stretch can knock out a major fraction of seed-bearing potential.
Buckwheat is killed outright by even a light frost (32°F). Both early planting (spring frost) and late maturity (fall frost) windows are tight, leaving little flexibility for delays.
Buckwheat has a hollow, succulent stem that lodges readily under storms during grain fill. Lodged crops are difficult to combine and increase shatter losses.
market
Most commercial buckwheat is contracted for food markets (groats, flour, soba) with strict test weight, moisture, and dark seed coat specifications. Off-grade grain has very limited markets at much lower prices.
Buckwheat is a recognized food allergen in some markets (particularly Asia and EU). Cross-contamination in shared grain handling equipment can disqualify lots, especially in organic and food-grade channels.
Nutritional Yield
Macronutrients
| Nutrient | Per 100 g | Per acre |
|---|---|---|
| Calories | 343 kcal | 875,149 kcal |
| Protein | 13.3 g | 33,807 g |
| Total fat | 3.4 g | 8,675 g |
| Carbohydrates | 71.5 g | 182,429 g |
| Fiber | 10 g | 25,515 g |
Key micronutrients
Uncertainty: Per-acre values are estimates that compound the yield range, edible-fraction assumption, and a single representative nutrient panel. Treat them as order-of-magnitude planning numbers, not nutritional advice. Confidence: high.
Ecosystem Services
Nutrient cycling
- Phosphorus scavenging from unavailable poolshigh
SARE reports buckwheat as nearly three times as effective as barley at extracting phosphorus and more than ten times more effective than rye. Root exudates access P that cereal crops leave behind, and the fast-decomposing residue releases it to the following crop.
Applies when: Benefit accrues to the following crop; requires incorporating or leaving residue rather than removing it.Evidence: Extension guidance·Confidence: high
Pollinator support
- Abundant bloom for bees and predatory insectshigh
An attractive host to beneficial insects from bees to minute pirate bugs, lady beetles and predatory wasps. SARE advises leaving buckwheat in flower for a minimum of 20 days so minute pirate bugs can complete a generation — a concrete, actionable threshold.
Applies when: Requires holding the stand in flower ~20 days rather than terminating at first bloom.Evidence: Extension guidance·Confidence: high
Pest suppression
- Dense smother canopyhigh
Leaves up to three inches wide develop within two weeks, forming a canopy dense enough to shade out germinating weeds. Fast establishment (germination in three to five days) is what makes it effective as a short-window smother crop.
Applies when: Depends on adequate seeding rate and a warm-season window; buckwheat is frost-sensitive.Evidence: Extension guidance·Confidence: high
Soil health
- Rapid residue turnovermoderate
Reaches maturity in 70-90 days and residue breaks down quickly, returning organic matter without the residue-management burden of a cereal cover crop.
Evidence: Extension guidance·Confidence: high
Climate adaptation
- Very short-season gap fillermoderate
A 70-90 day cycle lets buckwheat occupy a window too short for most cover crops — after an early vegetable harvest, or in a failed-planting year — keeping soil covered rather than fallow.
Applies when: Warm-season only; killed by first frost.Evidence: Extension guidance·Confidence: medium
Nearby Buyers
Data Sources
Every data point on this page is traceable to its source. Below you'll find the complete provenance trail — which sources were used, when data was last verified, and a full change history.
Primary sources: Data sourced from Cornell Cooperative Extension, Penn State Extension, USDA resources, and regional research.
Economics data year: 2025 · Region: lake_erie View economics source →
61 tracked changes across 10 data categories