too much water
too little water
too much fertiliser
not enough fertiliser
herbicides
amongst other methods
Yes, plants can kill plants in one day.
There is certain types of grass that kill plants, but normal yard grass will not, it also depends on the plants. But usually its the weeds that kill the plants, not the grass.
No, it does not kill plants, it might be of some benefit to them.
All plants
Yes, grubs could potentially kill desert plants.
It can kill plants if the plants just get oxygen. This can lead to the killing of human sf all plants were exposed to was oxygen.
Parasiticplants
no it wont da it is very healthy for plants and humans
They weaken plants by sucking nutrients from leaves. Their worm stage will destroy young plants and cuttings roots, and will kill the young plants.
the lightning can fall on plants and it can kill the plants
No.
well you see some plants can't kill us but some can.Its ether a sickness that you can get from piosen plants but they can't kill they just give you a pretty bad sickness.