As far as we are aware, the majority of herbs—your rosemary, thyme, basil, and dill—are safe for cats and dogs, but there is one that regularly brightens a garden and may cause a sometimes severe—and certainly strange—illness. A wilting rosemary plant can also indicate over-watering, a common problem with rosemary plants that tends to promote root rot. Humans can eat milkweed, but its toxicity depends . Mosquitoes love bushy and areas with stagnant water. Stress is caused by factors like exam forbid, poor health, and lack of cash flow. Provides Antioxidants. Are Wolf Spiders Poisonous? | Terminix Repels certain bugs: Use rosemary oil in place of chemical repellents for deterring harmful insects as it has no side effects as other chemical repellants we uses do. Rosemary - Wikipedia MugWort/St. If the problem's not corrected, roots become slimy and soft, and stems wilt and eventually die back. Rosemary also repels aphids, mites and flies. This is a commercial chemical that is non-toxic to humans and beneficial pollinators, but deadly to harmful insects like Japanese Beetles . Dieffenbachia. These essential oils will kill adult aphids and kill their larvae and eggs. The rosemary beetle is also attracted to lavender and can really destroy a lavender plant if there is a heavy infestation. 12 Common Plants That Are Harmful To Humans Regardless, the fact that it does work makes rosemary an excellent choice when it comes to . Geraniums. Roses should always be planted with garlic growing underneath. It affects a great range of plants, including rosemary. Catmint repels aphids, cabbage looper, Colorado potato beetle, cucumber beetle, flea beetle, Japanese beetle, and, squash bugs. Aside from being a flavor enhancer, rosemary is quite effective as both a repellent and an insecticide. Humans can eat milkweed, but its toxicity depends . These insects overwinter as eggs under the waxy covering of the mother. The good news is that there are many herb plants that are safe for cats. They are black, beetle-looking insects with red-orange markings on their back, making them easy to identify especially if their preferred . Boxelder bugs may appear scary but they are typically not harmful to humans. The brown marmorated stink bu g, or simply "stink bug" as they are commonly known, has become a natural pest in many parts of the world.