Spring photographies - Nota Bene

Maybe have you noticed?

All my pictures coming previous series on this topic have a common thing, they look sometimes blur;

This effect was wanted, as I was using a specific lens, a Canon 50 mm lens opening at F1.4.

As a result, when I was shooting using this wide range focus, foreground objects all appear clear and background ones not...
Whereas while shooting at F4 or bigger, background looks clear;

This lens will help me for shooting badminton games, and eventually portraits. But, it does not help for macro shooting !