Seven Son Flower is a tree, a long-term addition to the landscape. It's hardy across USDA zones 5 through 9. Its late summer flowers are a moderate draw for honeybees, native bees, and butterflies.
Zones
5-9
pH Range
5.5-7.5
Sun
Full Sun
Days to Maturity
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Score Seven Son Flower on your exact land.
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See Seven Son Flower
What Seven Son Flower is
Seven Son Flower grows as a perennial and reaches around 20 feet at maturity. It blooms white in late summer.
How to grow Seven Son Flower
Seven Son Flower grows in USDA zones 5 through 9. Seven Son Flower does best in full sun — at least 6 hours of direct sun a day — and soil from pH 5.5 to 7.5, on well-drained ground. It needs a growing season of at least 160 frost-free days, which is why climate matters as much as soil.
USDA Zones
5-9
USDA PHZM 2023
Soil pH
5.5 - 7.5
USDA PLANTS Database
Sun
Full Sun
Growable Ground plant catalog
Drainage
well (dry spells)
Growable Ground plant catalog
Mature Height
20 ft
Growable Ground plant catalog
Frost-Free Days
160+
The frost-free stretch it needs start to finish — short-season areas may need an indoor head start.
Growable Ground plant catalog
Plant it right
Set seven son flower in full sun with well-drained soil. Many fruit trees need a second variety nearby to pollinate — check before you plant just one.
Match the soil
Seven Son Flower prefers pH 5.5 to 7.5 (Growable Ground Plant Database). A quick soil test from your local Extension lab tells you whether to add lime or sulfur to land in band.
Water steadily
Keep the root zone evenly moist through establishment. A 2–3 inch mulch layer holds moisture without waterlogging.
Be patient, then harvest
Prune annually while the tree establishes; fruit trees reward patience with years of harvest. Local Extension guides publish per-cultivar bearing-age tables.
Good to know
Good news for pet owners — seven son flower isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Seven Son Flower offers moderate value to bees and other pollinators.
Where Seven Son Flower thrives
Seven Son Flower is hardy across USDA zones 5 through 9. Zone is only the starting point, though: the soil pH, drainage, and frost dates on your specific land decide how well it actually does.
Zones 5–9·Where Seven Son Flower growsOpen map →
On USDA hardiness-zone overlap, Seven Son Flower can grow in these states:
See if Seven Son Flower will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether seven son flower actually takes — we score it against the real conditions at your address.
Three things about your exact spot that zone averages miss:
We read public map data for this spot — soil, climate, flood, and parcel records. How we handle your address.
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Frequently Asked Questions
Can I grow Seven Son Flower in my zone?
Seven Son Flower grows in USDA hardiness zones 5 through 9 (USDA PHZM 2023). Zone is one factor — soil pH, drainage, and frost dates on your specific parcel also shape whether it takes.
When should you plant Seven Son Flower?
Set seven son flower out in early spring or fall while it's dormant, so the roots establish before the heat of summer. Your local last-frost date — which a Growable Ground report pulls for your exact address — sets the precise window.
How much sun does Seven Son Flower need?
Seven Son Flower needs full sun — a spot that catches at least 6 hours of direct summer sun a day. In more shade it still grows, but usually gives a smaller, later crop. The catch is that a yard rarely gets even light everywhere — a fence, the house, or one tall tree can quietly take those hours. A Growable Ground report reads the real sun-hours across your land, canopy and buildings included, so you can pick the brightest bed before you plant.
What soil does Seven Son Flower need?
Seven Son Flower prefers soil pH 5.5 to 7.5, on well-drained ground (Growable Ground Plant Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Seven Son Flower attract pollinators?
Yes — seven son flower's flowers are a solid nectar source for honeybees, native bees, and butterflies.
Is Seven Son Flower safe for pets?
Seven Son Flower is not known to be toxic to dogs or cats based on available data. Always supervise pets around new plantings. (Source: ASPCA.)