How can I attract Praying Mantid to my courtyard? Is there any plants or something that will attract them?

Is there any plants or something that will attract them?
For those who hang on to birdhouses within...
Answers:    It's about a food source, which would be insects. You can buy cocoons, here's some links
http://www.buyprayignmantis.com/
or
http://www.buglogical.com/prayingMantis_...

The second is out of stock at this time, but I prefer to purchase from them.
Do amaryllis bulbs love luke heat hose?
I'm not aware of any plants that will attract them but I purchased one of their "cocoons" at a plant nursery and have dozens upon dozens of hatchlings. It was a good purchase.
My dog dug up my cherry tree and...
They come looking for a dinnertime, so they need cover to hunt from. Dont use powders or other insect killers on your plants, it will murder them too.