Related Clues:

• Time for the ear to get soiled with this
• At that rate it would be soiled, perhaps, below the ear
• So that's the way a can can have spikes with it (4)
• It follows that they are a quartet, by the sound of it
• That's the time to soil it after the ear
• Put a can on top of it like this and plant it
• Like this one is a follower
• It follows 4 at the point, by the sound of it
• A can like this has spikes while growing
• How one may be the following
• Starts to sound foul from here
• A can like this might prick one
• A can is needed to grow it like this
• A can can make it prickly this way
• 'Where, by the sound of it, they're a quartet, it follows (9)'