green slime

green slime

Observation - green slime. Description: Please can you identify this stuff growing on the concrete paths in my garden.The plant label is about 4cms long. The green slime is 1-2cms high and very slippery to walk on.It spreads fast in wet weather and nearly dissapears in dry spells

Please can you identify this stuff growing on the concrete paths in my garden.The plant label is about 4cms long. The green slime is 1-2cms high and very slippery to walk on.It spreads fast in wet weather and nearly dissapears in dry spells