Natural indigo, also known as indigo naturalis or Qing Dai (青黛) in Chinese, has been used for centuries in traditional medicine.

Da Qing Ye, is primarily derived from the plant Isatis indigotica, a biennial herb in the cruciferous family.

Forsythia suspensa, often known simply as Forsythia, is a versatile plant that has been valued for centuries for its medicinal, ecological, and aesthetic uses.

Lian Qiao, also known as Forsythiae Fructus, is a traditional Chinese herb that has been used for centuries in Eastern medicine.

Haskap honeysuckle, also known as blue honeysuckle or honeyberry, is a fruit that comes from the Lonicera caerulea plant.

The Amur honeysuckle leaf comes from a plant known for its rapid spread and invasive nature, particularly in North America.

Despite their appetizing appearance, Amur honeysuckle berries are not safe for human consumption. In fact, they're downright toxic.

In summary, while Amur honeysuckle may be a visually appealing plant, it is not recommended for consumption due to its toxic berries.

So, is Japanese honeysuckle poisonous? The answer isn't black and white. While its flowers are generally safe and even beneficial, the berries and leaves pose a risk.

Japanese honeysuckle's smell is a complex and delightful experience that combines sweetness, floral notes, and a hint of fruitiness.