They need CO2 for food.
The leaves allow the plant to absorb sunlight and use it to make food (Photosynthesis) as well as allowing it to release excess moisture through pores in the leaves.
to be clean
Plants that grow in LEAVES are KATAKA-TAKA plants
52% of leaves turn yellow yes this may be true but you need to state your reference!!
you just need clean harralander herbs.
it is important tokeep the leaves of the plant clean to keep their food that they produces keep clean and fresh
to clean the air
The best way to clean a pool with dried out leaves on the bottom is to fill the pool about an inch deep and allow enough time for the leaves to loosen up. Once the leaves are floating loose, take a wet and dry vacuum and suck out the leaves and water together.
With a net.
trim the leaves cut out dried leaves clean around the root
Something like they need leaves for photosynthesis
You can choose to just use a cloth which had been made damp with water. You just lightly wipe the leaves of the plant. Or you can even use spray and wipe to clean the leaves.
i need my answer
Dahlias have leaves. Plants need leaves to convert sunlight into energy.
because the penutbutter leaves need a mate
Dont bother they are harmless. More important is to clean off the chemicals !!