Generally speaking, an abiotic plant problem is one
caused by something that is not currently alive. This is
in contrast to diseases and pests which are very much
alive when they damage the plant.
Abiotic factors
include anything to do with the growing environment of
the plant. Nutrient deficiencies,
pH problems, water
balance, physical damage, improper
pruning, exposure to
chemicals, heat or cold, inadequate light level, etc.
are all causes of abiotic problems in plants.
Here are some of the common abiotic problems
encountered in the home landscape: