The intense scent of cinnamon drives away fungus gnats. Bird sand, nematodes and neem oil can also be used to combat the pests.
Cinnamon is not just a Christmas spice - it can be used for plant care. You can find even more exciting garden topics in the regular newsletter from our partner 24garten.de. Read Six things to pay attention to when trimming hedges in February read Felling a tree on your own property – without permission you could face fines.