Strait of Hormuz Closure Drives Dual Input Cost Spike — Prairie Crop Margins Under Compounding Pressure at Seeding

ByWestern Farm Report

Western Farm Report | Input Prices | April 23, 2026

The Structural Condition (Layer 1)

The sustained closure of the Strait of Hormuz, following U.S. and Israeli military action against Iran beginning February 28, 2026, has created simultaneous cost pressure across both major Prairie input categories — fertilizer and diesel fuel — through two distinct but structurally linked transmission mechanisms.

Fuel transmission: The Strait of Hormuz is the transit point for roughly 20% of global petroleum liquids. According to the U.S. Energy Information Administration’s Short-Term Energy Outlook released April 7, 2026, the Agency estimates that Iraq, Saudi Arabia, Kuwait, the UAE, Qatar, and Bahrain collectively shut in approximately 9.1 million barrels per day of crude oil production in April 2026, as local storage capacity fills and tanker traffic through the Strait remains largely halted. That shut-in volume represents approximately 9% of global supply. WTI crude oil traded in a range of approximately US$79–US$118 per barrel during April, and sits at approximately US$93/barrel as of April 23, 2026 — up roughly 50% year-over-year against a 52-week low of US$54.98 per barrel, according to CME Group futures data. The crude oil price spike transmits directly into Canadian diesel rack prices.

Fertilizer transmission: The Strait disruption operates on nitrogen markets through a second pathway: the restriction of Qatari liquefied natural gas (LNG) exports. Qatar exported nearly 20% of global LNG supplies in 2025. On March 18, 2026, an attack on Qatar’s Ras Laffan LNG export facility damaged two liquefaction trains representing 17% of Qatari export capacity; QatarEnergy estimates repairs will take up to five years, per the EIA STEO. The removal of Qatari LNG from global markets drove European natural gas prices (Dutch TTF) up approximately 85% in March 2026, to above €60/MWh (approximately US$17–$19/MMBtu). Since European plants set the marginal cost of nitrogen fertilizer production globally, that gas price spike transmits directly into urea and anhydrous pricing worldwide.

The International Fertilizer Association (IFASTAT Spotlight Analysis, last updated April 21, 2026) quantifies the fertilizer supply at direct risk: countries upstream of the Strait of Hormuz account for 34% of global urea trade, 23% of global ammonia trade, 18% of global MAP and DAP trade, and 49% of global sulfur trade. The IFA also identifies secondary ripple effects: natural gas curtailments are affecting fertilizer producers in India, Pakistan, and Bangladesh that rely on imported Middle Eastern gas, further tightening global nitrogen supply at a moment when North American spring demand is near its seasonal peak.

These conditions arrive on top of a pre-existing nitrogen supply tightness. China, which had briefly resumed limited urea exports in 2025, has curtailed exports again in 2026. Iran, one of the world’s significant nitrogen producers, is operating with sharply reduced production capacity due to the conflict. The IFA’s February 2026 Short-Term Outlook had already flagged global fertilizer consumption growth outpacing capacity additions in the near term. The Hormuz closure accelerated and compounded a market that was structurally tight before the conflict began.

By contrast, North American domestic natural gas — the feedstock for Canadian and U.S. nitrogen fertilizer producers — remains relatively contained. Henry Hub spot prices sit at approximately US$2.72/MMBtu as of April 23, 2026, according to CME Group data, down approximately 12% year-over-year, driven by ample North American storage (approximately 7% above the five-year average as of mid-April 2026, per the EIA). This creates a significant competitive advantage for domestic nitrogen producers including Nutrien, whose Saskatchewan and Alberta operations source North American gas — but domestic production volume is insufficient to fully offset the global supply tightening, and retail prices in Canada are moving in line with international benchmarks.

Current Price Levels (Layer 2)

Fertilizer:

Retail nitrogen fertilizer prices in North America have risen sharply since early March. According to USDA Agricultural Marketing Service distributor price data (AMS Farm Production Cost Report, corrected April 22, 2026), current North American distributor ask prices are as follows:

  • Urea (46-0-0): US$858/ton average, up 27% from the prior month
  • Anhydrous ammonia: US$1,114/ton average, up 20% from the prior month
  • UAN32: US$579/ton average, up 19% from the prior month
  • MAP (11-52-0): approximately US$1,120/ton, up 5% from the prior month

On the global benchmark, urea traded at approximately US$693/ton (FOB Middle East equivalent) as of April 20, 2026, according to CME Group / Trading Economics data — up approximately 67% year-over-year.

For Canadian producers, the USD figures above translate at current exchange rates (approximately 0.72 CAD/USD) to approximately CAD $1,190/tonne for urea at current U.S. distributor levels. Alberta Agriculture’s most recently accessible monthly farm input price survey data is from February 2026 (confirmed released March 31, 2026 via Open Alberta), though the February 2026 PDF was not accessible for direct review in preparing this post. The live Alberta Agriculture farm input price tool reflects May 2025 data as of April 23, 2026 — a data access lag that the editor should note. The directional signal from U.S. distributor data and global benchmarks is unambiguous: retail fertilizer costs in Alberta are substantially above year-ago levels.

Fuel:

Canadian national retail diesel reached approximately CAD $2.33/litre as of April 13, 2026, according to GlobalPetrolPrices.com sourcing NRCan data — near the record high of CAD $2.35/litre recorded on April 6, 2026. Alberta retail diesel tracked at approximately CAD $2.05/litre as of March 30, 2026, the highest level recorded in the data series from December 2025 through that date. Farm diesel in Alberta, which is exempt from provincial fuel tax and the federal carbon tax under the agricultural exemption, is running at approximately CAD $1.50/litre for producers who did not pre-purchase, based on field-level reporting. The EIA STEO (April 7, 2026) forecasts U.S. retail diesel to peak at approximately US$5.80/gallon in April 2026 — the highest level since the 2022 Ukraine-Russia supply shock — providing additional context for the cross-border pricing environment.

The Statistics Canada Farm Input Price Index for Q4 2025 was released April 10, 2026 (Stats Canada Table 18-10-0258-01). The Q4 2025 data reflects conditions prior to the Hormuz closure; the Q1 2026 FIPI release will be the first to capture the conflict-related input cost surge and is the primary government benchmark to watch.

Production Economics Implications

The following estimates use typical Prairie application rates and current price levels. They represent directional cost impacts, not guarantees of actual farm costs, which vary by soil zone, variety selection, application method, and individual purchase timing.

High nitrogen demand crops — Canola

Canola is the most nitrogen-intensive major Prairie crop, with typical application rates of 100–130 lbs actual N per acre. At current urea retail equivalents of approximately CAD $1,190/tonne, a 120 lb N/acre program costs approximately $75–$80/acre in nitrogen alone, compared to approximately $48–$52/acre at early-2025 pricing. That is a directional increase of approximately $25–$30/acre in nitrogen cost alone for canola. Canola also requires significant sulfur and phosphate inputs; with MAP up 5% and sulfur economics under pressure from Strait-related supply constraints on sulfate feedstocks (sulfur accounts for 49% of global trade transiting the Strait, per IFA), total fertilizer cost for canola has moved materially higher. At a canola price of approximately $15.50/bushel (Prairie basis, April 2026), each additional $15/acre in input cost requires approximately one additional bushel per acre to break even.

Medium nitrogen demand crops — Spring Wheat and Barley

Spring wheat typically receives 70–90 lbs actual N/acre on the Prairies. At current pricing, a 80 lb N/acre program costs approximately $50–$55/acre in nitrogen, up from approximately $33–$36/acre at early-2025 levels — a directional increase of approximately $15–$20/acre. For barley, application rates are broadly similar to wheat. With CWRS spring wheat trading at approximately $8.00–$8.50/bushel (Prairie basis, April 2026), that input cost increase requires approximately 2–2.5 additional bushels per acre to recover.

Lower nitrogen demand crops — Peas, Lentils, and Other Pulses

Pulse crops fix atmospheric nitrogen and have minimal commercial nitrogen fertilizer requirements, typically near zero for nitrogen. Their primary fertilizer exposure is to phosphorus (MAP/DAP) and, increasingly, sulfur. With MAP up approximately 5% month-over-month and global phosphate supply constrained in part by Strait-related trade disruption, pulse producers face a smaller but real upward cost signal on phosphate inputs. The more significant cost impact for pulse growers is on the fuel side: seeding, spraying, and harvest operations at elevated diesel costs affect all crops equally per-acre on a fuel consumption basis.

Fuel costs — all crops

Seeding, in-crop spraying, and harvest operations on a representative Prairie grain operation consume approximately 8–12 litres of diesel per acre across the full production cycle. At a farm diesel increase of approximately CAD $0.60–$0.65/litre above 2025 levels, that translates to approximately $5–$8 additional fuel cost per acre across all crops. On a 1,000-hectare operation (approximately 2,470 acres), the directional fuel cost increase above 2025 levels is approximately $12,000–$20,000 for the seeding-to-harvest cycle, before accounting for trucking, grain drying, or custom work inputs.

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Combined cost pressure:

For canola specifically, the combined fertilizer and fuel cost increase above 2025 levels is in the directional range of $30–$38/acre. For spring wheat and barley, the directional range is approximately $20–$28/acre. These estimates assume producers are purchasing at current market prices and did not lock in costs prior to the conflict escalation.

Pre-Buy and Timing Considerations

Producers who secured fertilizer and fuel contracts in fall 2025 or early winter 2026 — prior to the February 28 conflict escalation — locked in costs at materially lower levels than current market. Producers who did not pre-purchase are now facing spot pricing that reflects the full impact of the Hormuz disruption.

For remaining 2026 input requirements and for forward planning on 2027 inputs, the current pricing environment presents an unusually wide range of plausible outcomes. If the Strait of Hormuz reopens and Qatari LNG resumes flow to Europe, the structural driver of the nitrogen spike would ease and prices could decline materially from current levels. If the conflict persists or escalates, current prices may represent the floor rather than the peak for the 2026 season.

The EIA’s April 7 STEO assumed the conflict would not persist past April 2026 and that Hormuz traffic would gradually resume — an assumption that has not yet been validated as of April 23. The ceasefire negotiations remain unresolved; WTI oil price volatility over the past two weeks reflects that market uncertainty directly.

Historically, late-spring and summer urea prices soften relative to pre-seeding peaks as planting demand tapers. That seasonal pattern may be disrupted in 2026 if the structural supply constraints — China export curtailment, reduced Iran production, and continued European gas cost pressure — persist through the summer fill program window.

Input purchase timing decisions involve individual farm financial and agronomic factors. This analysis identifies market conditions only. Consult your input supplier and financial advisor before making purchase commitments.

Cross-Reference to Related WFR Coverage

Tariff Watch: The Strait of Hormuz closure and its impact on global fertilizer and energy markets is the dominant trade-adjacent story in Canadian agriculture. Any trade policy developments affecting Russian fertilizer imports to Canada, or U.S. tariff posture toward nitrogen products, should be tracked in the Tariff Watch folder, as they represent a secondary layer of cost risk on top of the Hormuz supply shock.

Livestock Products: Natural gas and diesel price spikes directly affect the operating economics of climate-controlled livestock and poultry facilities — broiler barns, hog barns, dairy operations — through heating costs and feed delivery costs. (Cross-folder flag generated below.)

Crop Reports: Elevated fertilizer costs at these levels historically influence Prairie acreage allocation decisions. Pulse crops, with minimal nitrogen requirements, become relatively more attractive on input cost grounds when nitrogen prices spike. Watch for any early signal in spring 2026 seeding intentions data.

What to Watch

Statistics Canada Farm Input Price Index — Q1 2026. This release will be the first government benchmark to capture the Hormuz-related input cost surge and will establish the official price index baseline for the conflict period. Source: Statistics Canada Table 18-10-0258-01. Release schedule: quarterly, expected approximately July 2026.

Alberta Agriculture Monthly Farm Input Price Survey — March and April 2026. The February 2026 edition is the most recently released; March and April data will capture the full conflict-period price movement at Prairie retail level. Source: Open Alberta farm input prices. Release schedule: monthly.

U.S. EIA Short-Term Energy Outlook — May 2026 release. The May STEO will update the EIA’s assumptions about Hormuz reopening and revise the oil and diesel price forecast trajectory. A material change in the conflict assumption will signal the direction of near-term fuel and fertilizer price pressure. Source: EIA STEO. Release date: May 12, 2026.

IFA Strait of Hormuz Spotlight Analysis — ongoing. The IFA is actively updating its public analysis of fertilizer trade volumes at risk from the Hormuz and Red Sea chokepoint disruptions. Any update to trade volume at risk estimates — particularly for urea and phosphate — will be a leading indicator for Prairie retail price direction. Source: IFASTAT.org.

Suggested Further Reading

The following are primary sources and independent research publications provided for further reading. They are not synthesis sources for this post.

AI Disclosure

This post was produced with AI assistance. All sources are attributed and linked. Western Farm Report editorial standards apply.

Editorial Note: The Alberta Agriculture February 2026 monthly farm input price PDF returned a 403 access error during source verification. The February 2026 release is confirmed as existing (released March 31, 2026, per Open Alberta metadata), but specific retail fertilizer and fuel figures from that document could not be confirmed directly. This post uses U.S. distributor price data (USDA AMS) and global benchmark data (CME Group) as the primary price references.

Tags: Strait of Hormuz, urea, anhydrous ammonia, nitrogen fertilizer, diesel fuel, farm input prices, canola production costs, spring wheat, Alberta Agriculture, natural gas

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