Boron deficiency-Cauliflower

Symptoms
Boron deficiency symptoms start on the younger leaves. They remain small, are stiff and light green. Margins turn reddish or brown. Older leaves are curled down and may show reddish discoloration or chlorosis. Development of curds is retarded and only light curds are built. They are more or less brown. Several leaves and bracts penetrate curd surface. Taste is bitter. Boron deficiency on cauliflower results in high yield losses.

Reasons
Boron deficiency on cauliflower High pH-values of soils promote boron deficiency on broccoli and cauliflower.

Symptoms
Boron deficiency symptoms start on the younger leaves. They remain small, are stiff and margins turn reddish or brown. Development of curds is retarded and only light curds are built. Older leaves are curled down and may show chlorosis or reddish discoloration. Boron deficiency on cauliflower results in high yield losses.

Reasons
Boron deficiency on cauliflower (right) compared to optimum supply (left) High pH-values of soils promote boron deficiency.

Symptoms
Boron deficiency symptoms start on the younger leaves. They remain small. Starting on margins they turn brown or reddish. Development of curds is retarded and only light curds are built. In case of severe deficiency growing point dies off - as seen on the photo. Older leaves may show chlorosis or reddish discoloration. Big veins of leaves and petioles are coarse and corky. Boron deficiency on cauliflower results in high yield losses.

Reasons
Severe boron deficiency in cauliflower. High pH-values of soils promote boron deficiency.

Symptoms
Young seedlings with Boron deficiency show stunted growth and severe leaf deformations. Leaf blades are reduced and cupped upwards.

Reasons
Boron deficiency Symptoms of Molybdenum deficiency look similar.

Symptoms
Young seedlings with Boron deficiency show stunted growth and severe leaf deformations. Leaf blades are reduced and cupped upwards.

Reasons
Boron deficiency on young plants Symptoms of Molybdenum deficiency look similar.