Contributors: K.R. Barker, Plant Pathologist;
D.M. Benson, Research Plant Pathologist;
R.K. Jones, Extension Plant Pathologist
Houseplants, Office, or Mall Plants, Shop Plants, or Any Potted Plant Not
Currently in a Greenhouse or Nursery
- One cup of representative soil and about 1 tablespoon of roots (or several pieces of root
about 2 inches long) should be collected. Roots and soil should be placed together in a plastic
bag and sealed.
- Place two or three samples of the foliage in a separate plastic bag . A range of symptoms
should be selected. If insects are observed on stems and leaves, they should not be removed.
They should be left on the plant material and enclosed in a plastic
- Water should not be added to any of these materials.
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Last Modified: 07/10/96