Classy Groundcovers - Liriope muscari 'Big Blue' {25 Bare Root plants} 25 bare roots (plants shipped without soil or pots) Note: we cannot ship to AK, AZ, CA, HI, NV, OR, WA or outside the US. FREE EXPEDITED SHIPPING (1-3 DAYS) to all other states. Cold hardiness zone: 5/6-10 Mature height: 12-15" Spacing: 6-10"