3. Yarrow
Yarrow originates from the northern hemisphere, such as Europe, Asia, and North America. But now, they become more popular than before, so you can find them anywhere. Their leaves can grow to 8 inches long.
The flowers bloom in May or June. It has a sweet smell and attracts ladybugs and butterflies. It can help treat rheumatism, toothache, and sore throat.
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