(Quercus macrocarpa) - large tree at maturity and one TreeUtah plants regularly where the area of the site permits. Moderate growth rate, fairly drought tolerant and produces a beautiful full crown providing shade. Height at maturity: greater than 40 feet.
oak (Quercus alba) - another large tree at maturity
and should be planted more often. Similar to the Bur oak in
drought tolerance but may be more difficult to find. Height
at maturity: greater than 40 feet.
Hackberry (Celtis occidentalis) - a large tree at maturity
and a good one for a wide variety of landscapes. Adapted to
moderate drought, heat, wind and high pH. TreeUtah has planted
numerous hackberry's around the urban landscape with excellent
results. Height at maturity: 40 feet+.
Zelkova ( Zelcova serrata) - looking for that american
elm like shape? The Zelcova is the tree for you! Quite tolerant
to drought and high soil pH. This tree has been planted more
frequently around the Salt Lake Valley landscape. Height at
maturity: greater than 40 feet.
(Cowania mexicana) - usually shrubby but can reach
25 feet tall. It is very drought tolerant and browsed by wildlife.
Difficult to find in nurseries but try Wildland Nursery in
Joseph, Utah.Height at maturity: less than 20 feet.
Mountain-mahogany (Cercocarpus ledifolius) - although
another difficult find in local nurseries, these small shrubby
trees are native to Utah and perfect for a xeriscape landscape.
Height at maturity: less than 20 feet.
hawthorn (Crataegus phaenopyrum) - a small tree with
interesting bark and pretty fruit, this tree is a good one
for a variety of sites and is drought tolerant. TreeUTah has
planted many Washington hawthorn in small sites with excellent
success. Height at maturity: less than 20 feet.
Mesquite (Prosopis juliflora) - here is another small,
shrubby tree that tolerates heat, drought, high soil pH and
is quite long lived. The pinnately compound leaf and long
narrow seed pods make this a very interesting specimen in
the landscape. Height at maturity: 20-40 feet.
Silk Tree (Albizia julibrissin) - a medium size tree
with incredible pink flowers and pinnately compound leaves
that provide dappled shade in the garden. Plant in warmer
locations. Tolerant of heat, dryness and high pH. Thinking
of a honey locust, plant a mimosa instead! Height at maturity:
20 - 40 feet.
(Gledistia triacanthos) Although over planted in Utah,
it is still the tree of choice among homeowners for its dappled
shade, small leaves (not much to rake in fall) and adaptability
to drought conditions. Height at maturity: greater than 40
flowering locust (Robinia x ambigua) - a medium size
hybrid of the Black locust, this medium size tree adapts well
to dry, hot conditions and produces lovely purple flowers
in spring. This tree has thorns! Height at maturity: 20 -40
Coffeetree (Gymnocladus dioicus) - a wonderful tree
that grows large at maturity. TreeUtah has planted Coffeetrees
around the valley including in front of our office. Excellent
survival rate and moderately drought and heat tolerant. Gangly
looking for the first few years, this tree grows to have a
wide canopy. Height at maturity: greater than 40 feet.
Pistache (Pistacia chinensis) Although a little difficult
to obtain, these medium to large size trees are very drought
tolerant and adaptable to a variety of soil conditions. What
makes them more interesting are their compound leaves and
good fall color. Height at maturity: 20 - 40 feet (closer
to higher end of range).
Smoketree (Cotinus coggygria) - a small shrubby tree
which can be pruned to a single trunk, this colorful fall
tree is best planted in groups. It is somewhat drought tolerant
and adaptable for a variety of sites, especially compact locations.
Height at maturity: less than 20 feet.
Maple (Acer campestre) - a medium tree that TreeUtah
has planted with great success. Fairly drought tolerant, easily
suited to our soils and the urban landscape. Height at maturity
- 20-40 feet (closer to lower range).
Ash (Fraxinus velutina) - this small to medium size
tree would be a nice addition to the landscape as it adapts
to dry, hot conditions. Height at maturity: greater than 40
(Ginkgo biloba) - there are several cultivars of this
deciduous gymnosperm, native only to China and Japan. The
Ginkgo does very well in the urban landscape tolerating pollution,
compacted soils, heat and low water. The golden fall color
is lovely and Ginkgos can get to be fairly large at maturity.
Plus, the fan shaped leaves are interesting. Height at maturity:
greater than 40 feet. (Some conifers are also more tolerant
of low water use).
Pine (Pinus aristata) - long lived and slow growing, this pine can tolerant hot dry sites. TreeUtah has planted several around the valley with success. Height at maturity: 20 - 40 feet.
Pine (Pinus edulis) - this native pine will do well
on dry sites and provides tasty treats for wildlife. Height
at maturity: 20 - 40 feet.`
(Pinus mugo) - a shrubby tree, this selection should
do well in a variety of conditions and low water. Remember
to choose a dwarf mugo! Height at maturity: less than 20 feet
but fairly wide spreading.
Black Pine (Pinus thunbergiana) -a lovely tree with
an irregular shape. Fairly drought tolerant and good for smaller
sites. Height at maturity: 20 - 40 feet.
for the Intermountain West and Utah -Dr. Mike Kuhns, University