A. new leaves mostly necrotic

1) leaflets curled or frizzled; leaflet necrosis more severe towards base of leaf

manganese deficiency (Fig. 52)

FACTSHEET URL: http://edis.ifas.ufl.edu/EP267

2) leaflets not curled or frizzled

pre-emergent herbicide injury (Figs. 53a & 53b)

FACTSHEET URL: http://edis.ifas.ufl.edu/EP263

B. new leaves not necrotic, but crumpled and greatly reduced in size

boron deficiency (Fig. 54)

FACTSHEET URL: http://edis.ifas.ufl.edu/EP264

C. new leaves have truncated tips

1) all leaflet tips truncated (Cocos nucifera only)

manganese deficiency (Fig. 55)

FACTSHEET URL: http://edis.ifas.ufl.edu/EP267

2) distal leaflets truncated in inverted “V” shape

boron deficiency (Fig. 56)

FACTSHEET URL: http://edis.ifas.ufl.edu/EP264