By Night_owl
United Kingdom 
self seeded - is this the weed that grows through the heather or it has been suggested that it is a euphorbia?
18 Sep, 2010
Answers
The biennial Caper Spurge (Euphorbia lathyrus). Quite architectural. Next year it will flower and seed. The unwanted seedlings are easily removed though.
18 Sep, 2010
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