Q.How To Plant A Container Garden Of Hostas To Be Placed Under A Large Oak Tree
5 Hostas approximately 10″ tall and 12 small Coleus to be planted under a large Oak tree with a base of approximately 2 feet in diam.
Certified GKH Gardening Expert
Both of them are well suited for the job. Keeping them in containers is much like keeping them in ground, but it will be necessary to keep a watchful eye on watering. Container plants will lose water and nutrients faster than in ground. These two articles will elaborate on container care of these plants:
https://www.gardeningknowhow.com/ornamental/foliage/hosta/hostas-containers.htm
https://www.gardeningknowhow.com/ornamental/foliage/coleus/growing-coleus-in-a-pot.htm