Magnesium deficiency - Strawberry

Symptoms
Leaf margins are chlorotic and then scorched. This spreads to the intercostal areas. The leaf becomes bright yellow with necrotic tints. The basal part of the leaf blade remains light green at the last. Mature leaves are affected first. Symptoms worsen with increased deficiency and leaf age.

Reasons
Magnesium deficiency Deficient leaf blades contain less than 0.1 % magnesium on dry Basis. Potassium deficiency can cause similar symptoms. Leaves with salt burn show similar symptoms.

Symptoms
Leaf margins are chlorotic and then scorched. This spreads to the intercostal areas. The leaf becomes bright yellow with necrotic tints. The basal part of the leaf blade remains light green at the last. Mature leaves are affected first. Symptoms worsen with increased deficiency and leaf age. The young central leaves remain green.

Reasons
Magnesium deficiency Deficient leaf blades contain less than 0.1 % magnesium on dry basis. Potassium deficiency can cause similar symptoms. Leaves with salt burn show similar symptoms.

Symptoms
Leaves show interveinal chlorosis with spotty necrosis on their margins and dark discolourations between the veins. Mature leaves are affected first. Symptoms worsen with increased deficiency and leaf age. Finally the oldest leaves turn completely brown while the young central leaves remain green.

Reasons
Magnesium Deficiency. Potassium deficiency can cause similar symptoms, but normally the basal part of the leaf is affected too. Leaves with salt burn show similar symptoms.

Symptoms
Leaves show interveinal chlorosis with spotty necrosis on their margins and dark discolourations between the veins. Mature leaves are affected first. Symptoms worsen with increased deficiency and leaf age. Finally the oldest leaves turn completely brown while the young central leaves remain green.

Reasons
Magnesium Deficiency. Potassium deficiency can cause similar symptoms, but normally the basal part of the leaf is affected too. Leaves with salt burn show similar symptoms.