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Effective closure of the Strait of Hormuz has followed conflict involving the United States, Israel and Iran. The Middle East exports about 45% of global fertiliser supply, and urea prices have risen about 25% since the conflict began.
Australia relies almost entirely on imported urea, so supply shocks raise planting costs and risk availability for winter crops, which can feed through to grain and feed prices.
theconversation.comDavid UbilavaMar 5, 2026After 205 past bullish geopolitics events, Urea moved a median +0.4% over 5 sessions (53% higher; middle half -2.1% to +3.0%), and -0.4% over 20.
After 626 past bullish geopolitics events, Crude Oil (WTI) moved a median +2.1% over 5 sessions (62% higher; middle half -2.3% to +8.5%), and +1.6% over 20.
After 361 past bullish geopolitics events, Wheat (SRW) moved a median +0.7% over 5 sessions (58% higher; middle half -1.4% to +3.7%), and +1.3% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
