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Britton, N.L., and A. Brown. 1913. Illustrated flora of the northern states and Canada. Vol. 3: 137. |
Recommended Temperature Zone:
sunset: All zones
USDA: 5-10
Sun Exposure: Full sun
Origin: Southern Europe, central Asia
Growth Habits: Summer annual, up to 18 inches in height and spread (45 cm), slender, erect stems
Watering Needs: Moderate water in light soil, rich in humus
Propagation: Seeds that require light to germinate, self sows if the conditions are right
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