More info about our plant sizes.
Please email us to confirm at-nursery availability of plants that are too big to ship.
Uncommon in the trade, 'Graskop' has umbels of deep, dark, pendent, violet-blue flowers with a bit of green at the base. Dark green and glossy strap-like leaves make a fountain beneath. 3 feet tall and clumping.
Minimum temperature: 0° F