| Answer | Crossword Clue |
|---|---|
| perennial | (of a plant) Living for several years |
| BIENNIAL | Plant living two years |
| centaureas | A plant of a Eurasian genus that includes the cornflower and knapweed. Several kinds are cultivated for their bright flowers |
| centaurea | A plant of a Eurasian genus that includes the cornflower and knapweed. Several kinds are cultivated for their bright flowers |
| artemisias | An aromatic or bitter-tasting plant of a genus that includes wormwood, mugwort, and sagebrush. Several kinds of artemisia are used in herbal medicine and many are cultivated for their feathery gray foliage |
| semiannual | (of a plant) Living for half a year only |
