By Eave1123
United Kingdom 
Can anyone tell what this plant is.
The tiny flower is like a small orchid
4 Jul, 2017
Answers
yes I agree and it does seed freely!
5 Jul, 2017
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Common Hemp-nettle, Galeopsis tetrahit. A British native. It's an annual, so don't let it go to seed unless you want to see more next year.
4 Jul, 2017