What is Cotula?
Cotula is a genus of plants that is part of the Asteraceae family. It contains about 55 types of annual and permanent plants, most of which come from Australia and Africa. Plants have buttons and silver leaves. In general, plants of this category are grown between tiles or in rock gardens. Most of them are susceptible to fungal diseases such as root rot.
The name of this genus is derived from the Greek word kotile that translates into a "small cup". It is assumed to describe the shape of the flower. The general name of these plants is the bachelor button, which also describes the shape of a flower or carrot weeds that describe leaves similar to carrots. Several species have variations of common name. For example, cotula Australis is called southern water and the cotula coronopifolia is known as the brass button.
Cotula types are located around the world. c. coronopifolia and c. turbinata are native of southern Africa while c. AUstralis fills Australia and New Zealand. c. Mexicana is grown in California and Mexico.
c. Hispida , also called silver cotula, generally grows 4 inches (10 cm) in height and spreads 12 inches (30 cm). This plant -forming plant is permanently permanently, which contains soft, silk leaves. Silver-Gray Listoi provides a nice contrast when planted by other perennials. Each stem is meatless and has a knob on top of a yellow flower. The flower is not fragrant or attracts butterflies.
In order to grow well, it is recommended to grow the plant in a well -drainage, fertile soil. This plant is customized to different soil conditions. It can tolerate clay or sandy soil with pH, which is either acidic or alkaline. During Wita it cannot benefit in wet conditions, so the mulch layer is usually added to the soil to reduce wet soil conditions. ForThis plant is an ideal area that is exposed to direct sunlight throughout the day.
The common problem with silver kotula is the root rot. The root rot is fungal diseases in which mushroom spores attack the roots of the plant. The leaves of the plant usually show the first signs of the disease. In general, they look faded or faded and eventually dropped. The root rot essentially prepares the nutrient plant; The roots are damaged to a point where they can no longer absorb nutrients from the soil.