New Hampshire Purple
Geranium sanguineum 'New Hampshire Purple'
New Hampshire Purple blooms from May through August.
This entry comes from our curated library and has not yet been independently checked against outside sources. Curated is not unreliable: a standing audit keeps every entry internally consistent, and the source-by-source check is working through the whole library in the open.
Growing New Hampshire Purple
Plant it in part sun. It prefers moderate water. It is hardy in USDA zones 4–8. Expect it to reach about 12 in tall and 1.6 ft wide at maturity, in roughly 2 years.
When to plant New Hampshire Purple
Plant New Hampshire Purple in early spring as soon as the soil is workable, or in early fall at least six weeks before your first frost, so roots establish in cool weather. For the middle of its hardy zones 4 to 8 range, spring means March to May and fall means August or September. Once settled, it blooms from May to August.
Month-by-month timing for your zone is on the planting calendar: for the middle of its range, start with zone 6 in March.
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