Update: I tried the painting again.  I liked the sky better on first one; but the grass and flowers definitely got better the second time around. 

New Version: 

 

I learned quickly that Acrylics area very different than Oils; and your course had a lot of great tips for color etc. I liked pixabay; great tip.  I found a pic, cropped it to 4x6 and painted a small card.   

Photo used for reference:

I struggled to lighten up the red. It kept turning pink? None of the flowers looked pink to me. I tried orange, yellow, but it ended up looking dark. First painting: