Landscape Gardening - How To Dig A Hole

at said, I should tell you all that I still can’t playRound, smooth-sided planting holes might be easier to
a DVD on my television without my wife’sdig, but they discourage the roots from exiting the
help; even though she’s shown me at leastplanting hole and penetrating the native soil around it.
ten times.Rather than circling round and round, as roots are
Sometimes we never get shown how to do certainencouraged to do in a round planting hole; a hole with
simple things. We plod along, doing these thingsjagged, irregular edges will encourage the roots to
incorrectly, ignorant of our own incompetence. Itbreak the confines of the hole and set off into the
wasn’t long ago that I assumed hot waternative soil.
was always best for washing clothes. I still assume aWatering
flush beats a full house in poker.The final instruction in my hole-digging lesson is to
In our gardening pursuits how many of us have everwater the hole first, before planting. Most people dig
been shown how to dig a planting hole — onethe hole, install the plant, add the soil mixture back
of the most fundamental skills. I suspect mostinto the hole and then go get the hose. But, it is
gardeners just picked up a shovel one day andbetter to fill the hole with water now, while it is
started digging and pretty much do it the same wayempty, and then proceed with the planting after the
today that they did twenty or thirty years ago.water has completely drained. This has two
They’ve never been shown.advantages. First, it lets you measure how good the
Size of the Holedrainage is in the area. If the water drains through
One of the most common misconceptions is that athe hole at less than an inch per hour, most plants
planting hole should be about as deep as it is wide.are going to fail without more complex adjustments;
Furthermore, it the soil is heavy clay, most gardenersbut that’s another article. Secondly, by soaking
dig the hole even deeper. In fact, almost all plantingthe hole first, when the planting is finished and the
holes should be much wider than they are deep,final irrigation is given, the drier surrounding soil will not
especially those in clay soils. For better drainage andwick the water away from the rootball, a common
root growth, a planting hole should be dug aboutoccurrence.
three or four times as wide as the container and justAny complete instruction of shrub or tree planting
slightly deeper. A shallow, wide hole is best.should also include soil amendments, placing the plant
Shape of the Holeat the correct height in the hole, irrigation wells,
The hole should be round, right? Of course shovelschecking the rootball for matted roots, plant handling
have rounded backs which make theand more. But first, the hole must be dug.
“round-hole” assumption almost automatic. But inSo there it is, after twenty of thirty years of planting
fact, planting holes should be irregular in their outline,trees and shrubs, you’ve finally been properly
with jagged edges, creases and pointed corners.instructed on how to dig a hole. Good digging.