I have soaked my hibiscus with bug killer and it still does not kill the bugs. The bulb is covered with them the very next day and now they are going for the flower too. Please help before they wipe me out.
Certified GKH Gardening Expert
Try treating the plant with neem oil. Here is more info: https://www.gardeningknowhow.com/problems/pests/neem-oil-uses.htm