Mexican Oregano – Poliomintha maderensis
Height: 2 – 3 feet
Width: 2 – 3 feet
Bloom color: Purple
Flowering season: Spring, Summer, Fall
USDA minimum zone: 7
Cold hardiness: 10° F
Mexican Petunia – Ruellia brittoniana
On the Mexican petunia, lavender-blue flowers present themselves in mid-spring and continuously emerge until the cold weather arrives. Like its namesake, Mexican petunia blossoms are quite similar to the annual, petunia, but the two are unrelated. Though the foliage appears lustrous and delicate, this shrubby plant can thrive in a variety of conditions, including dry…
Mimosa – Albizia julibrissin
Height: 20 – 30 feet
Width: 20 – 35 feet
Bloom color: Pink
Flowering season: Summer
USDA minimum zone: 6
Cold hardiness: 0° F
Minneola Tangelo – Citrus Tangelo Minneola (Standard)
Harvest time is January to February in Tucson.
Height: 12 – 15 feet
Width: 12 – 15 feet
Bloom color: White
Flowering season: Spring
USDA minimum zone: 9
Cold hardiness: 26° F
Mock Orange – Pittosporum tobira
Mock Orange is named for its springtime clusters of small white flowers that have a scent reminiscent of orange blossoms. Though their fragrance is delightful, Mock Orange is valued more for its greenery than it is for its flower power. This evergreen shrub is densely packed with glossy, dark green foliage that forms a uniform…
Mediterranean Carpet – Teucrium majoricum ‘Mediterranean Carpet’
This hardy groundcover is fairly new to the market, but it’s gaining fast popularity here in Tucson, where a plant’s ability to withstand chilly winter temperatures is just as important as its drought and heat tolerance. Mediterranean Carpet was selected by Civano Nursery for its superior flower production and performance in the landscape. It begins…
Mexican Bush Sage – Salvia leucantha
Height: 3 – 4 feet
Width: 3 – 4 feet
Bloom color: Purple/White
Flowering season: Late Spring, Summer, Fall
USDA minimum zone: 8
Cold hardiness: 17° F
Mexican Ebony – Havardia mexicana
Height: 20 – 30 feet
Width: 15 – 30 feet
Bloom color: Cream White
Flowering season: Spring
USDA minimum zone: 8
Cold hardiness: 15° F
Mexican Evening Primrose – Oenothera speciosa
Mexican Evening Primrose is a wild and vigorous little groundcover with a whole lot of flower power. Though it’s true that this perennial is sometimes frowned upon for its invasive tendencies elsewhere in the U.S., controlling its spread in Arizona is as simple as controlling the amount of water it receives. It grows quickly and…