Yellow Cellar Slug
(Limacus Flavus)

Common Garden Ant.jpg

The Yellow cellar slug thought to be in decline in the UK. Most often found in peoples cellars, basements, garden sheds. Often mistaken for the Green cellar slug (Limacus maculatus), which is usually darker, greener look and does not have the yellow stripe on the back, or a very short yellow line running down its back.

The yellow cellar slug can range from a size of 6 to 10 cm long. They have a grey/brown body with yellow patches and a long yellow line running along their back, which starts from the tail. Its tentacles are grey/blue in colour.



They will lay white oval eggs about 1mm long under leaves, the number of eggs laid can be between 200-500, these eggs will then take 5-18 days to hatch.


These slugs are not known for eating live plants, saying that you may get the odd one that does. The yellow cellar slug will feed on decaying leaves on the garden floor, they will also eat algae and mould of rocks


These slugs are found in or close to buildings which are usually inhabited, damp places like cellars, basements, under kitchen units, garages and sheds. They can also be found in gardens under rocks, leaves, and under the decking. Nocturnal, so mostly seen at night.

Reason for control

Nuisance: Slugs, like Snails are usually noticed by the trail marks that they leave behind when in the home. These can be found in basements by back doors and the kitchen area.

Detecting what and where your pest coming is from is key to any pest prevention.
If you are coming downstairs every morning to a fresh batch of droppings in the kitchen but have no idea where they come from, it could be a long while before you get rid of them. Identification is important, what to look for and to react quickly will greatly benefit you in the long term.

Trail Marks
Snails will leave a shiny trail behind them

Detecting an infestation

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