It is indeed sycamore. I assume you just have lots of seedlings from a near by tree. They should be easy enough to pull up by hand if they're less than a 6 months old... I probably wouldn't wait though.
Not that I've noticed, Oak, birch, eucalyptus, but maybe I've missed one.
@Polygon started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
This site is supported almost exclusively by donations. Please consider donating a small amount regularly.
It is indeed sycamore. I assume you just have lots of seedlings from a near by tree. They should be easy enough to pull up by hand if they're less than a 6 months old... I probably wouldn't wait though.