Lily Plant Roots

The reason for this deep planting is that most lilies have two root systems: in spring the stem that bears the leaves and flowers sends out additional feeding roots along its underground part. (Madonna lilies, which root only at the base of the bulb, need to be set only one inch below the soil level.

What type of roots do lilies have?

During growth, lilies develop two root systems: the basal root system and the stem root system.

Do lilies have invasive roots?

The roots left in the ground after you dug the orange day lilies out allowed them to re-sprout vigorously and overtake the newly planted day lilies. Gardeners who dig out entire day lily plants and throw them away can unknowingly spread this invasive plant too.

How do you get rid of lily roots?

Use your garden spade to dig up the plants and rhizomes then use the rake to remove any pieces. You should sift through the soil with gloved hands to be sure and remove smaller pieces the rake missed. In order to eliminate the unwanted plants, you must completely remove the rhizomes.