You asked
Is the sony fe pz 28 135mm f 4 g oss good for landscape?
Here is what the site says about that.
From Sony FE PZ 28-135mm f/4 G OSS: Sony FE PZ 28-135mm f/4 G OSS: A zoom lens by Sony for Full frame cameras, 28-135mm f/4. A large power zoom built for video. Specs - Maker: Sony - Focal length: 28-135mm (zoom) - Maximum aperture: f/4 - Made for: Full frame sensors - Mounts: Sony E - Stabilised: yes - Autofocus: yes What it frames like - On full frame (Sony E): as marked, 28-135mm. - On APS-C (Sony E): like 42-202mm on full frame; ...
From Landscape: Landscape: Landscape photography is slow. The light does the work, the scene doesn't move much, and you can use a tripod. That changes what matters in a camera.
Quoted from this site's pages.