摘要 |
The invention pertains to an effervescent tablet comprising an organic acid, an alkali metal or earth alkali metal hydrogen carbonate, and a colorant for decorative use, more particularly such tablet further comprising at least one of an aromatic substance and nutrient for plants or flowers. the invention further relates to a method for giving color to water for cut flowers by adding the tablet to the water, and to a combination of cut flowers and said tablet. |