Every one I have ever planted after the holidays have died. Discounting my black thumb, any advice? I live in Tallahassee, Florida

Every one I have ever planted after the holidays have died. Discounting my black thumb, any advice? I live in Tallahassee, Florida
I’m selling poinsettias for my school’s senior prom and charity for $14 each, what businesses would buy a bunch for decoration etc.?
I have my poinsettia for 2 years: sitting on a bright window (on the south side of the house) with indirect sunlight was probably perfect for the plant. But, 2 weeks ago, I got a kitty and I had to temporally move the poinsettia in a different room (I know that poinsettias are poisoning and [...]
Is it the colors, red and green? If so, how did THOSE become associated with Christmas?
I usually give poinsettias as gifts this time of year,but I don’t want to harm any family pets.
After the holidays my plants die or at least it looks like it. Even the green leaves wither. How do I keep the plant healthy until time for the brachs to form?
I have had one plant since last year, after losing it’s leaves they never grew back red. Somebody told me there is something you must do to get them to put off red leaves.
I have 2 beautiful plants that are far from dead, and I would love to prolong their life- any tips or suggestions for their care?
My girlfriend is in Iraq and is going to be there through the holiday season. I think it may be too hard to ship a small Poinsettia plant, but would it be possible to press a poinsettia arrangement for her? What would be the best way to do it? I have pressed some flowers before, [...]
For the past 7 years we have bought our Poinsettias finished from Ullerys, but we just found out they were bought out by Bell and will no longer being selling wholesale. They will be selling to Home Depot only. Well, we are thinking about growing our own this year and I’m wondering if anyone has [...]