That is because the foreground are 2 old streambeds, the front one still running, the one behind the fields is a bog with accompanying shrub and trees, further away it's slightly higher and dryer ground (Drents Plateau), and I was told it was steppe-like with occasional trees. So I have to check whether they were solitary trees or vegetation 'clumps'.
I'm a perfectionist, so every 'mistake' bothers me, and is a challenge to get rid of. But of course, there's a limit