PLANT DATA BASE

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Water Requirements

Dry, arid areas, with long drought periods of 6 - 10 months. Precipitations of 100 mm - 300 mm. are concentrated in winter.Dry, arid areas, with long drought periods of 6 - 10 months. Precipitations of 100 mm - 300 mm. are concentrated in winter.

BiannualBiannual (8)

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Argemone subfusiformis
USDA Hardiness Zone 9

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Descurainia pimpinellifolia
USDA Hardiness Zone 8.

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Echium vulgare
USDA Hardiness Zone 9

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Oenothera mollissima
USDA Hardiness Zone 9

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Schizopetalon rupestre
USDA Hardiness Zone 7, 6b.

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Schizopetalon rupestre
USDA Hardiness Zone 8.

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Verbascum thapsus
USDA Hardiness Zone 8.

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Verbascum virgatum
USDA Hardiness Zone 9