Taken from specialgifts.com/geminfo-
To natural healers, poppy jasper is a gemstone that was broken and healed. They consider this a very useful gem to help with blood disorders.

Poppy Jasper is thought to enhance strength and willpower. It was used by warriors in the Middle Ages to promote courage in battle.

Poppy Jasper helps you gain a positive outlook. It makes you feel happy when you wear this stone.

Poppy Jasper is associated with the 4th Chakra, called the Heart Chakra which brings emotional balance and soothes heart aches.

Poppy Jasper may be useful for heart problems, hemophilia, and blood disorders. Do not use this stone if you are pregnant.