Chicory, Blue Beauty Flower, Coffee Subst, 1000 Seeds! Groco CHICORY (Chicorium intybus) WINNER GETS APPX. 1000 SEEDS! Perennial Blue 4 feet tall Full Sun Hardy zones 3-10 Not only does this plant produce myriads of beautiful blue flowers, but you can also harvest the root, and use all year for a no caffeine coffee substitute. Comes with planting instructions.