Q.tree lilies
I planted 5 tree lily bulbs in may in a large container. I followed the planting instructions to a tee but only 2 out of the five have began to show. Why is this?

Certified GKH Gardening Expert
This can happen for many reasons. Sometimes it is improper storage, either by the gardener, or by the place that they were purchased from. Sometimes, this is natural, and can't be avoided.
This article will give you information on the care of these: https://www.gardeningknowhow.com/ornamental/bulbs/lily/growing-tree-lily-bulbs.htm