That countryside of yours ... can't point out often enough how much I like it. And the reflection of that self same beautiful countryside doubles the effect. The little red boat rounds it all off. A beautifully serene scene.
What has made the last so grainy?
The red in the flower photo last but one comes out nicely although it was risky to photograph them in the light that you had at the time. The sun is very strong!
The pebble-beach photo is dirty - I hope it's not on your negatives! Or could it be on the scanner?