Amazon and hobby lobby (I know they aren't a great company but I caved on their dried flowers). The filler in the front of the bouquet came in my Sola Wood Flower kit. All of this took care of my bouquet and my bridesmaids.
https://www.amazon.com/gp/product/B07ZV15F84/ref=ppx_yo_dt_b_asin_title_o04_s01?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B07T9HL8TN/ref=ppx_yo_dt_b_asin_title_o03_s01?ie=UTF8&psc=1
https://www.amazon.com/gp/product/B08H8KZX9D/ref=ppx_yo_dt_b_asin_image_o03_s01?ie=UTF8&psc=1
https://www.hobbylobby.com/Floral-Wedding/Dried-Flowers/Natural-Dried-Palm-Spears/p/81027500
https://www.hobbylobby.com/Floral-Wedding/Dried-Flowers/Dried-Happy-Flower-Bundle/p/81030962
https://www.hobbylobby.com/Floral-Wedding/Dried-Flowers/Stardust-Mini-Gypsophilia-Bundle/p/2203