This past weekend my brother gave me some irises, he said some of the irises were light lavender and the others were acreamy real full bloom he did not say what kind of iris they are.I live in Houston Tx and iwould like some help to find out when I can plant the irises, and what location in my yard to put theses irises. Can I plant my irises now in Oct. Or when should I plant them what type of soil do they like , what about plant food ? Please help!