Aster yellows
Aster Yellows Phytoplasma

• Carrot has a bitter taste and may be off color
• Older leaves first yellow, then turn a reddish-purple
• Leaves may become twisted
• New leaves are small, weak, pale and clustered in a short bunchy top
• Numerous hairy secondary roots develop in lines along the root
• Infected plants are scattered randomly through the field, and may flower in year one
• More information on Aster Yellows