St. John’s wort is a plant with yellow, star-shaped flowers and five petals that grows in Europe, North and South America, Australia, New Zealand, ...

Oregano is grayish green perennial herb with a height ranging from one to three feet or 30 to 60.    It has a hairy erect branched stem with green ...

Thyme is a thin shrubby plant with a height of 10-30 cm. Its branches are small and woody, while its leaves are 4-10 mm long. Its flowers are 3-7 m...

Rosemary is a woody, perennial herb with fragrant, evergreen, needle-like leaves and white, pink, purple, or blue flowers, native to the Mediterran...

The common name “St John’s wort” comes from its traditional flowering and harvesting on St John’s Day, 24 June. The genus name Hypericum is derived...