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Cosmos bipinnatus (Garden Cosmos, Mexican Aster)


Date Action
Jun 16 2009Tammyd (1215) added "7a (to 5 F / -15 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "7b (to 10 F / -12 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "8b (to 20 F / -7 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "9a (to 25 F / -4 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "9b (to 30 F / -1 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "10a (to 35 F / 2 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "10b (to 40 F / 4 C)" to Zones / Hardiness
Jun 16 2009Tammyd (1215) added "Blooms best in poor soil." to Additional Short Notes
Jun 16 2009Tammyd (1215) added "6.5 - 6.9 (Very slightly acidic)" to Soil pH
Jun 16 2009Tammyd (1215) added "7.6 - 8.0 (Slightly alkaline)" to Soil pH