Gazania.
Gazania rigens, Aster Family: ( Asteraceae ), Gazania. Also Called: Treasure Flower, Gazania splendens, Gorteria rigens.

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Treasure Flower, a species of Gazania, native to South Africa is a very popular landscaping plant in Arizona and it is considered to be a short lived perennial.

Gazania rigens has a daisy- like flower up to about 3 - 4 inches across. The flowers are produced on stems from about 5 - 12 inches in length. They close in the evening or on dark overcast days. It comes in many colors which range from white, cream, yellow, orange, pink, red, single-colored, bi-colored, or striped.

Perhaps the most common Treasure Flower in Arizona is yellow in color, as the ones on this page are shown.

Quick Notes:

Height: Growing to about 12 inches tall and 12 inches wide.

Flowers: Daisy like flowers up to about 4 inches across. They are yellow, gold, or orange with a dark zone around the central disc.

Flowers: Up to about 8 inch stems.

Flowering Time: March - October in Arizona.

Leaves: Leaves turn upwards at night.

Found: Native of in South Africa and Mozambique. We see it throughout lower elevations in Arizona as a landscape plant.

Hardiness: While it is said to be cold hardy to 15 �F; We have seen a report from (Zone 3a) in Saskatoon, a city on the South Saskatchewan River in central Saskatchewan, Canada, that it grows well there!

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)

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
7.9 to 8.5 (alkaline)

Sun Exposure:
Full Sun.
Sun to Partial Shade.
Light Shade.

Elevation: 0 to 4,900 feet In Arizona.

Habitat: Alkaline, well-drained/light soils.

Miscellaneous: Photos Taken; March 19, 2008. Glendale, Arizona. An ideal xeriscape landscape plant at low elevations in Arizona.