Zinc deficiency symptoms Copper Copper deficiency can be a major problem with establishment of young trees. It is readily recognisable by speckling of leaves on shoot tips and, in extremely deficient cases, by the cessation of terminal shoot growth resulting in a condition known as 'wither tip'. Affected young shoots bend down readily, shrivel and die. Manganese Manganese deficiency is typically seen as pale areas on the leaf between darker green veins. The interveinal colour is pale green rather than bright yellow as with zinc.
Affected leaves are usually the older, most shaded leaves on fruiting spurs.
Leaf shape remains normal. Manganese deficiency may be found in most fruit growing districts. Manganese availability is increased in highly acidic soils and under waterlogged soil conditions. Manganese deficiency symptoms Magnesium Magnesium deficiency produces a distinct yellowing of the leaf tip and margin with a characteristic, dark green arrow tip effect, showing from the leaf base. With severe deficiency, marginal leaf scorch can also occur.