This box contains 12 earth-toned gardening pencils with a 10 cm ruler imprinted on its barrel so you can chart the growth of your plants. Just as there are 17 essential nutrients for healthy plant growth, there are many essential “nutrients” for healthy living, and keeping a garden allows us also tend to ourselves with love happiness and purpose. Makes a great gift for the gardener in your life. We have a limited quantity of 30 sets. Box is 9” x 2” x 2”.