Hackelia velutina is a species of flowering plant in the borage family known by the common name velvet stickseed. It is native to the Sierra Nevada and southern Cascade Range of California. Its range may extend into Nevada. This is a lush, hairy perennial herb reaching a maximum height between 40 and 80 centimeters. Most of the lance-shaped leaves are located around the base of the erect stems, the longest to about 17 centimeters. Atop the stems are cyme inflorescences of bright blue to lavender flowers. Each small tubular flower has five lobes with a petallike appendage at the base of each. The fruit is a nutlet covered in long prickles.