Shmoop has a distinct, consistent voice. We prefer to present our content as a unifed corporate publisher, which is accomodated by all three of the major citation styles-MLA, APA, and Chicago. For more information, see our How to Cite Shmoop page.
The color of the vine also indicates when to harvest Concord grapes. Throughout the growing season, the vine and stems are a light to medium green. When the vine and stems begin to turn to a light then medium brown, it means the grapes are ripening and ready to harvest.
Look for fullness and roundness in the raspberries to determine if they are ripe. Raspberries with the green caps still attached after picking weren't ready. Another way to determine if raspberries are ripe is to test a few berries to check for taste and texture. Ripe berries should be juicy when you bite into them.