Due to the size, shape, and color of the petals and daisy-like appearance, they are often called painted daisies or painted ladies. The pyrethrum flower is native to southwestern Asia. In order to extract the repellent properties, the flowers are taken and dried shortly after blooming. One of the most China Laundry Basket Mould Factory interesting facts about these painted daisies is that it has the effect of insect repellent, and is commonly used in insecticidal substances. One came primarily from the Balkans (also called Dalmatia). However, not all doses of pyrethrin is fatal to an insect, and oftentimes in order to create the insecticide farmers need, they will use a product containing organophosphates, carbamates, or synergists. These flowers are perennial plants. Some use solvents to extract the needed oils from the fresh flower. The pyrethrins taken from pyrethrum flowers are biodegradable, much unlike most other insect repellents. These flowers are generally white, pink, or red. These are typically white with yellow centers. Pyrethrin is a much better choice than other, synthetic insecticides because it is nontoxic to the environment and other plants, as well as animals and humans which may ingest the crops.. They are also used on ornamental flowers which they wish to protect from annoying insect bites and holes, or even the death of flowers due to insect invasion. The pyrethrins work as a poison to an insect's nervous system, rendering the insect motionless. The second genus is the Persian Chrysanthemum, which is native to Causcaus. This almost always results in the death of unwanted insects. Insecticides are used to combat insects who eat the crops farmers need or want to produce. There are two main generas of the flower. Some other, perhaps more well-known names for these flowers are: · Dalmation insect flower · Dalmation pellitory · Persian insect flower · Persian pellitory · Caucasian insect powder plant Not only is the pyrethrum flower pleasing to the eye, but it also has a very useful substance to farmers and garden growers across the world. Because of its origin, this type of pyrethrum is called the Dalmatian Chrysanthemum. The substance that is retrieved is called pyrethrin. However, both do produce pyrethrins, which help to combat the insect problem so many plant growers face. Pyrethrum flowers come from the Chrysanthemum genus and are in the Asteraceae (or daisy) family. The Dalmatian Chrysanthemum actually produces a stronger, more potent insecticide property than the Persian Chrysanthemum does.