It’s not really to scale at all. Look at the distance between earth and the moon in relation to the other planets.

Stupid sexy bumblebee butts.

Same situation here. We need to remove at least part of the oak leaves. They take years to decompose on their own and they just smother ensuring else that wants to grow there. We try to leave a few piles until spring but if we didn’t manage the situation, the only plants thriving in the garden would be oaks.

And even if it worked, you wouldn’t need a radiation source more dangerous than a banana to make a geiger counter go click enough to play along.