Clip or pinch off a plant
Vine leaves work really well in this
2. On the underside of the leaf
(bottom/non-shiny side) paint on a
couple of strokes of clear nail polish
and leave to dry. An alternative is
to fold the leaf in half and then
tear the leaf across this bend and
try to peel off the thin layer of
3. Once the nail polish has
had time to dry, use the tweezer
to peel the layer of nail polish
from the leaf and place it on the
microscope slide and place the cover
4. Place the slide under a microscope
or a magnifying glass and have a good
Can you see any circular holes?
If so these are the stomata.
If you don't see any stomata find
a different leaf and follow the above
Sometimes you can just look at the
actual leaf under the microscope and
see the stomata very well.
Give it a go!
Stomata are pores on the under layer
of a leaf which are used for gas exchange
in plants. Carbon dioxide is
taken into the plant to be used in
photosynthesis, while oxygen and water
vapor (through transpiration)
escape from the stomata.