The quick answer is no, resting the ladder against a gutter is not safe. Unless you weigh a lot, you can lean a ladder against a gutter, and that usually won't be a problem. Can't you put the ladder at the end of the gable? When using an extendable ladder to clean gutters or going to the roof of the house, etc. The task of cleaning gutters is a necessary evil that is part of maintaining the new england home with all the trees.
If there is any oscillation or movement or creaking or crumbling sounds when placing the ladder against the gutter and stepping on the first step, do not continue and try to find an alternative way to access the gutters. If you are not comfortable with this or do not have the right equipment, contact a professional gutter cleaning contractor who does and use the equipment safely. Cleaning the gutters may have seemed like a very simple activity, but when using a ladder, safety precautions arise. Built with steel pools and wooden planks, scaffolding and proper safety precautions could make cleaning gutters easier.
Leaning the ladder against a gutter is a bad idea because the gutter may not be strong enough to support it. I hope you found the tips you were looking for when wondering where to place the ladder when cleaning the gutters. If a gutter is below 8 feet, using a platform ladder would work well, but when a gutter measures more than 8 feet, you should use an extension ladder. The other great advantage of the matte ladder is that it protects your gutter from being scratched by the sliding of the ladder against the gutter.
When the gutter is particularly old or potentially damaged, this force and pressure from the ladder could cause the plastic gutter to crack or break. If you must use the ladder directly against the gutters, the steeper the ladder, the less pressure you put on the gutter and therefore the less chance you will dent the gutters when putting your weight on the ladder. Before we get into some important related questions, placing a ladder when you are cleaning gutters is an important decision. If you have access or don't mind, the rental rates associated with using a lift machine could make cleaning gutters easy and safe.
At the first sign that the gutter could become dangerous, safely lower the ladder and find a place where you can safely climb without having to lean against the gutter or consider using a different ladder. When cleaning gutters at heights that can only be reached when standing on the top step, you have the wrong size ladder.