<div class='spoiler_toggle'>Spoiler: click to toggle</div><div class="spoiler" style="display:none;">
X = Free plot of Land
F = Flower
H = Possible hybrid spots
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Example
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X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X H H H H X X X X X X
X X X X X X H F F H X X X X X X
X X X X X X H H H H X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
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It is a good idea that trees aren't in the way of possible hybrid locations.
This way, there is a higher chance that you will be able to grow a hybrid
sucessfully.
There are other methods of re-arranging 2 of the same species flowers to
create a hybrid. Below is an example of putting flowers in better spots for
a higher chance of growing a hybrid.
--------------------------------
Legend
--------------------------------
X = Free plot of Land
F = Flower
H = Possible hybrid spots
--------------------------------
--------------------------------
Example
--------------------------------
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X H H H X X X X X X
X X X X X X H H F H X X X X X X
X X X X X X H F H H X X X X X X
X X X X X X H H H X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
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In the second example, there are 12 possible hybrid spots, while in the first
example there are only 10. This gives you a higher chance of sucessfully
growing a hybrid.
You can also place more than 2 flowers around eachother for an even higher
chance of growing a hybrid. Below is an example using just 6 of the same
species of flowers
--------------------------------
Legend
--------------------------------
X = Free plot of Land
F = Flower
H = Possible hybrid spots
--------------------------------
--------------------------------
Example
--------------------------------
X X X X X X X X X X X X X X X X
X X X X X X H H H X X X X X X X
X X X X X X H F H H X X X X X X
X X X H H H H H F H X X X X X X
X X H H F H X H H H X X X X X X
X X H F H H X H H H X X X X X X
X X H H H X H H F H X X X X X X
X X X X X X H F H H X X X X X X
X X X X X X H H H X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X
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With this layout, you have 36 possible areas for producing a hybrid.
Remember, if you plant same species flowers too close to eachother, then
your chances of creating a hybrid will decrease.
**Note: Remember, same species flowers do not include the colours of the
flowers. It is a good idea to mix it up to obtain all of the possible
hybrids in the game.
</div>
This is taken from
http://www.neoseeker.com/resourcelink.html?rlid=184469&rid=171278
I don't know if it's any use to you.