What Household Items Can Be Used To Preserve Flowers?

What Household Items Can Be Used To Preserve Flowers? Soda. Not many know but Soda is very useful in assisting the flowers live a longer period. Hair Spray. Hairspray is intended to keep and preserve your hairstyle. Apple Cider Vinegar. Aspirin or Crocin. Bleach. Coins. Sugar. What can I use to preserve flowers? Similar to