Boron deficiency in pastures and field crops

Summary

Boron is one of the six micronutrients or trace elements required by plants.

In New South Wales, boron deficiency is most likely to affect pastures and crops of the tablelands and southern slopes, particularly where the soils are derived from granite or sandstone rocks.

This Agfact includes information on:

• where and when boron deficiency occurs
• why boron is needed
• symptoms of boron deficiency
• recognising boron deficiency in pastures and mildly affected crops
• diagnosing the need for boron
• correcting a deficiency
• boron toxicity