White Gaura – Gaura lindheimeri ‘White’
Height: 2 – 3 feet Width: 2 – 4 feet Bloom color: White Flowering season: Spring, Summer, Fall USDA minimum zone: 7 Cold hardiness: 10° F
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White Desert Plumbago – Plumbago scandens
This sprawling native perennial often gets overlooked in the wild, but has become a popular addition to desert gardens, where supplemental watering promotes lush foliar growth and a showier floral display. In Tucson, White Desert Plumbago often prefers filtered or partial shade, which is a truly unique feature for a plant that is native to…
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White Lady Banks Rose – Rosa banksiae ‘Alba Plena’
Height: 15 – 20 feet Width: 20 – 25 feet Bloom color: White Flowering season: Spring USDA minimum zone: 6 Cold hardiness: 0° F
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White Center Stripe Agave – Agave americana ‘Medio-Picta Alba’
Height: 3 – 4 feet Width: 4 – 6 feet Bloom color: Yellow Flowering season: Summer (after 10+ years age) USDA minimum zone: 8 Cold hardiness: 15° F
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White Cape Plumbago – Plumbago auriculata ‘Alba’
Cape Plumbago is a South African native that is well-loved in the Sonoran Desert for its tropical appeal and non-stop warm-season flowers. These snow-white, phlox-like flowers are borne in clusters on the ends of multiple sprawling branches over a long blooming season, attracting butterflies from spring through fall. Plumbago is deer resistant, drought and heat…
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White Bougainvillea – Bougainvillea ‘White’
There are many good reasons why it is becoming increasingly difficult to encounter a landscape in Tucson that doesn’t include at least one of these lush, tropical shrubs. Mainly popular for its display of lovely, bright-white color from spring through fall, White Bougainvillea makes a terrific backdrop when trellised against a wall or fence, performs…
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Western Redbud – Cercis occidentalis
Height: 15 – 20 feet Width: 10 – 15 feet Bloom color: Pink Flowering season: Spring USDA minimum zone: 5 Cold hardiness: -20° F
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Wheeler’s Dwarf Mock Orange – Pittosporum tobira ‘Wheeler’s Dwarf’
Height: 2 – 3 feet Width: 4 – 5 feet Bloom color: White Flowering season: Spring USDA minimum zone: 8 Cold hardiness: 15° F
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Whale’s Tongue Agave – Agave ovatifolia
Height: 2 – 5 feet Width: 3 – 6 feet Bloom color: Greenish Yellow Flowering season: Summer (mature plants only) USDA minimum zone: 7 Cold hardiness: 5° F
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