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Apple of Sodom

Botanical Name Solanum linnaeanum
Family Solanaceae
Origin North Africa

Identification

Shrub or subshrub to 1m or more tall with many yellow thorns, berries green and white changing to yellow at maturity. Can be distinguished from other prickly Solanum spp. by the combination of perennial woody habitat with clump-forming roots, green leaves, mauve or violet flowers, September-May.

Habitats

Only a problem in open coastal areas. Sandy soils and low coastal positions, poor pastures and shrub margins. Salt tolerant.

Impact to Biota and Ecosystems

Does not present a problem to regenerating vegetation and can be expected to be over-shadowed in this type of situation. Can form dense stands in poor pastures. Prickly nature and poisonous fruit are of nuisance quality. A problem in coastal areas.

Dispersal Routes, Vectors, Infestation Sources

Large numbers of seeds are produced from berries which are spread by birds or stock. The seeds germinate and sprout mid spring till the end of summer.

Management

Management 

Physical Control

Dig out small plants. Rotary slash bigger plants.

Disposal

 

Chemical Control

Spray young plants with Tordon brushkiller at 50ml / 10 litres of water or Tordon Gold at 120ml/10litres of water

Cut larger plants treat with 1 part Tordon Brushkiller to 20 parts water.

Biological Control

Recommended Approach

Spray during active growth, when plants are under stress good control results will be difficult to achieve.