Hardy Water Lily pond plants, once established in your water garden will reward you with many flowers throughout the summer months. Hardy water lilies will bloom continuously May thru September. They overwinter well and the waterlily will return each spring once again rewarding you with a lovely pond plant. They are shipped to you as mature, growing water lilies. All hardy water lilies are shipped bare-root. Hardy Water Lilies are just coming out of their winter dormancy and are available for 2019 Pre-Order. Some varieties are ready now, but most varieties will be ready to ship Late March - First of April.