Septoria Leaf Spot of Ornamentals

Septoria species

Names:

Carnation Leaf Spot.
Gladiolus Leaf Blight.

Description:

A fungal disease causing yellow areas, often near the margins on leaves that develop into round, brown spots. These may grow and join to cover most of the leaf and cause premature falling of the leaves. Small, black fruiting bodies may appear on the brown areas.

Species Affected:

Gladiolus.

Biology:

Favoured by wet weather.
Spores spread by wind and raindrop splash

Life Cycle:

Origin and History:

Distribution:

Significance:

Management and Control:

Remove and destroy diseased leaves.
Apply fungicides.

Related and Similar Species:

References:

1291

Acknowledgments:

Collated by HerbiGuide. Phone 08 98444064 or www.HerbiGuide.com.au for more information.