22 Oct 2016
3 Potassium deficiency symptoms
Potassium for pastures
![](http://media.ipni.net/image/IPNI2016RNO10-1511-P.jpg)
Potassium is highly mobile within plants, and so symptoms of deficiency usually appear on older leaves.
Look for yellowing, firing or spotting on the margins of older leaves as a sign of potassium deficiency.
As a guide, these photos show deficiency symptoms on some common pasture species.
Click on individual photos to enlarge them.