How do you get rid of slime mould on paving slabs and garden borders?
Certified GKH Gardening Expert
Wettable sulfur is a really good remedy for molds such as this. I have also had good success with Neem oil, cinnamon, lavender oil, and rosemary oil. Garlic oil is a very strong antifungal as well. For more information, refer to this artile:https://www.gardeningknowhow.com/lawn-care/lgen/black-substance-on-lawns.htm