Grove or copse? - NOT amateur radio

The photo shows me at nearby Anglesey Abbey this morning.  A few years ago they planted some silver birches which have now matured. I am unsure if this should be called a grove or copse. Apparently according to Paul (see comments) it is a grove.

Silver birch - NOT amateur radio

This photo shows a silver birch tree seen on our walk yesterday in our village here in East Anglia, UK.

As you can tell, the last few days have felt mild and spring like.

According to the UK Met Office, Monday is the first day of spring.

Silver birch seeds - NOT amateur radio

We have a large silver birch tree in our garden. At this time of year we get seeds everywhere! Yesterday, I swept up 5 dustbins full of seeds.