Bradford responds to a reader question. Dear Carol: I have an orchid growing in a glass vase filled with rocks and water. Any idea how often I should water it and to what height? Lots of roots ...

Continue until the vase is filled. Add water mixed with flower food. The arrangement should last about two weeks; change the water three times. To vary the look, let additional orchid stems ...

The flower sits in a blue Lego vase with brown Lego pieces on top that mimic the look of a bark mix — real orchids don’t grow in regular soil. The completed build is a little over 15-inches ...