Arizona Kidneywood, Palo Dulce
Eysenhardtia orthocarpa

Family: Papilionaceae (pa-pil-ee-uh-NAY-see-ee) (Info)
Genus: Eysenhardtia (eye-sen-HARD-tee-uh) (Info)
Species: orthocarpa (or-tho-KAR-pa) (Info)

Category:

Shrubs

Height:

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

4-6 ft. (1.2-1.8 m)

6-8 ft. (1.8-2.4 m)

Spacing:

6-8 ft. (1.8-2.4 m)

Hardiness:

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Full Sun

Danger:

Unknown - Tell us

Bloom Color:

White/Near White

Bloom Time:

Late Summer/Early Fall

Foliage:

Deciduous

Other details:

This plant is attractive to bees, butterflies and/or birds

Flowers are fragrant

Drought-tolerant; suitable for xeriscaping

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

From softwood cuttings

From semi-hardwood cuttings

From seed; direct sow after last frost

Seed Collecting:

Allow pods to dry on plant; break open to collect seeds

Regional

This plant has been said to grow in the following regions:

Tempe, Arizona

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Nov 13, 2013, AridTropics from Bradenton , FL wrote:

Another "Desert" trial species I acquired this past spring. Eysenhardtia orthocarpa, or Arizona Kidneywood is a small sized, semi-deciduous tree which can be found growing in the hills, canyons, or along water courses above the hottest reaches of the desert in Southeast Arizona, far Southwest New Mexico, and down into Mexico.

While my own specimen barely reaches 6' in current height, this tree can reach upwards of 15-20' tall and a width up to 10' or so.

Flowers, produced in terminal spikes at the branch ends in late spring, summer, and into the fall, are tiny and white, but possess a strong Vanilla or Cinnamon sent upon close inspection. Moderately tolerant of dry conditions, specimens look better, lusher, flower more, and grow taller with a little extra wate... read more