RHS Plant color is colour cards of standard than certified reference standard. The color card for attention to precisely distinguish between gardeners plant color is essential. Just pay attention to the color of gardeners, the color cards for food manufacturers, chemical engineering and fabric designers have a very important role, as it evolved into a natural color than the color card in itself, has become a very useful tool. 884 colors added in 2007 to 12 colors, 896 colors on 224 cards distribution, form 1/4 pie is easy to learn and use, each color has a central porthole, in contrast color, can be placed at the bottom. Than the smooth coating on the color card enhances resistance to scratches, the color card also offers six languages (English, French, Netherlands, French, Russian and Japanese) instructions for use.

Use: RHS plant than card is a botanist's color guide, currently is the most authoritative international United Kingdom Royal Garden Society plant color card. RHS Plant color cards since the beginning of the 90 's of the last century in the United Kingdom used at present are GB/T 19557.1-2004 the specificity of new plant varieties, uniformity and stability test guide recorded Visual character of the provisions of the general part color data using common methods.

Royal Horticultural Society than the card itself features:
1. color card is specifically designed for color in nature, able to accurately describe any color
2. color card has an 808+76 number of colors (most recently added color)
3. color fan card is divided into four easy to use color, each color has a small hole to cover matching the color to see if
Mainly used by:
Color of the horticulturist--accurate comparative plant
-The standardization of food production and food color
Standardization of chemical industry enterprises--chemical colors