I would suggest checking out this link, hope it is helpful! ^^
https://feral-heart.com/smf/index.php?topic=11142.0
Mkay, I have used some flower meshes myself. Here are some:
Garden Flowers by wolf-NaKomis on dA
http://www.mediafire.com/file/i6ilc63z6bp3kob/Gardenflowers_FH-IT.zip
Forest Meshes (includes flowers) also by wolf-NaKomis on dA
http://www.mediafire.com/file/k21ic5e9tcrb799/ForestMeshesup.zip
As for glowing, here is a sunshine mesh/effect also by wolf-NaKomis on dA
http://www.mediafire.com/download/ih8q2cyp5d8ks4a/sunshine+mesh.zip
Also, there is a way to handmake your own glowing. If you would like, I can tell/show you how to do it.