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Calendula

life science Maturity 5-7 Next article →

Calendula is a group of about 15 to 20 different plant species. These plants belong to the daisy family, which is called Asteraceae.

Calendula officinalis 01
Calendula officinalis 01

Many people know them by the name marigolds. The name Calendula comes from a Latin word for "little calendar." It might also mean "little clock" or "little weather-glass." Some people call them "Mary's gold." This name refers to the Virgin Mary. This is common for the species Calendula officinalis.

Calendula-arvensis-by-Zachi-Evenor-IZE11717
Calendula-arvensis-by-Zachi-Evenor-IZE11717

These plants grow in many parts of the world. They are native to Europe and North Africa. You can also find them in Macaronesia and West Asia. They grow in the Western Himalayas too. Their main center of diversity is in the Mediterranean Region. Many different types of Calendula exist. Some are called field marigolds or wild marigolds. Others include the sea marigold or the Madeiran marigold.

Calendula officinalis 01
Calendula officinalis 01

People have used these flowers for a long time. In the 16th century, an Englishman named John Gerard wrote about them. He said Dutch soups often used the petals. In the 17th century, Nicholas Culpeper said they helped the heart. Ancient Greeks and Romans used them in rituals. They sometimes wore crowns made of the flowers. In India, these flowers are sacred. People use them to decorate statues of Hindu deities. One old potion even claimed to reveal fairies.

Calendula-arvensis-by-Zachi-Evenor-IZE11717
Calendula-arvensis-by-Zachi-Evenor-IZE11717

There are many ways to use the petals today. They are sometimes called "poor man's saffron." You can eat them fresh in a salad. You can also dry them to color cheese. The petals have a sweet and slightly bitter taste. As they dry, the flavor gets stronger. You can use them in stews, poultry, or puddings. They can also make dyes. These dyes create colors like gold, orange, and yellow.

Calendula-arvensis-by-Zachi-Evenor-IZE11717
Calendula-arvensis-by-Zachi-Evenor-IZE11717

Scientists study the chemistry of these flowers. They contain things like saponins and various glycosides. Calendula officinalis oil is often used in medicine. It can be an anti-inflammatory to help with swelling. Many people use ointments to help minor cuts or burns. Some studies show they help with skin irritation. They are also used to help with acne or bleeding. However, some people might have allergic reactions to them.

Calendula-arvensis-by-Zachi-Evenor-IZE11717
Calendula-arvensis-by-Zachi-Evenor-IZE11717
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File:Calendula officinalis 01.jpg
Calendula officinalis 01.jpg
File:Calendula-arvensis-by-Zachi-Evenor-IZE11717.jpg
Calendula-arvensis-by-Zachi-Evenor-IZE11717.jpg
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