How To Kill Plant Scale
How to kill plant scale?
Certified GKH Gardening Expert
Scale can be dealt with, no problem. You can use these ingredients together to try to get rid of them (though the alcohol may hurt the plant, so it is best to leave it out). Here is the proper mix: https://www.gardeningknowhow.com/problems/pests/how-to-make-white-oil-for-an-insecticide.htm
You may also want to consider neem oil. It is very effective against scale and is harmless to people and pets. You can learn more here: https://www.gardeningknowhow.com/plant-problems/pests/pesticides/neem-oil-uses.htm