The Pygmy Date Palm has thorns on the bottom, but there are several that do...

If they are from being pinched and usually on the palm of the hand then pop them with a needle.

a few times a year. . .

actcully in Vancouver Canada they can grow palm tress called hardy palms they can survive in cold temperatures

1. Tip rubbing- Grab the end of the lock and rub the tip of it against your palm in a clockwise motion. Then palm roll the end to make it more uniform.

or

2. With a felting needle- Bend the hair onto itself where you want the tip to be and poke the felting needle through the hair and into the dreadlock until all the loose hair are absorbed inside.