Lady Fern is a perennial grown for its blooms, which open in summer and return year after year. It's hardy across USDA zones 4 through 10.
Zones
4-10
pH Range
4.5-7
Sun
Shade
Days to Maturity
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Score Lady Fern on your exact land.
Zone averages can't see the slope, soil, frost, and sun that decide whether lady fern actually takes — and those shift from one yard to the next. Enter your address and we'll score lady fern against your land's real conditions.
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What Lady Fern is
Lady Fern grows as a perennial and reaches around three feet at maturity. It blooms in summer.
How to grow Lady Fern
Lady Fern grows in USDA zones 4 through 10. Lady Fern does best in shade — at least 2 hours of direct sun a day — and soil from pH 4.5 to 7. It needs a growing season of at least 80 frost-free days, which is why climate matters as much as soil.
USDA Zones
4-10
USDA PHZM 2023
Soil pH
4.5 - 7
USDA PLANTS Database
Sun
Shade
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Drainage
Data pending
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Frost Tolerance
-38°F
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Mature Height
3 ft
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Frost-Free Days
80+
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Start the season right
Plant lady fern in shade with at least 2 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Lady Fern prefers pH 4.5 to 7 (USDA PLANTS 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. Match watering to the plant's drainage preference and your local rainfall.
Harvest at its peak
Cut lady fern blooms in the cool of the morning, just as they open, for the longest display.
Good to know
Good news for pet owners — lady fern isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Lady Fern isn't classified as a notable pollinator plant in our data — pair it with high-value bloomers nearby to feed bees.
Where Lady Fern thrives
Lady Fern is hardy across USDA zones 4 through 10. 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 4–10·Where Lady Fern growsOpen map →
On USDA hardiness-zone overlap, Lady Fern can grow in these states:
See if Lady Fern will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether lady fern actually takes — we score it against the real conditions at your address.
Three things about your exact spot that zone averages miss:
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Frequently Asked Questions
Can I grow Lady Fern in my zone?
Lady Fern grows in USDA hardiness zones 4 through 10 (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 Lady Fern?
Most growers plant lady fern after the last spring frost, once the soil has warmed, leaving enough of the season for its 80-day frost-free need. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Lady Fern need?
Lady Fern is shade-tolerant — it gets by on as little as 2 hours of direct sun, so it earns a place most vegetables can't use. A north-facing strip or the ground under a leafy canopy is right where it belongs. A Growable Ground report shows which corners of your land stay shaded through the day, turning those dim spots into planting spots.
What soil does Lady Fern need?
Lady Fern prefers soil pH 4.5 to 7 (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Lady Fern attract pollinators?
Lady Fern isn't classified as a notable pollinator plant in our data. Pairing it with high-value bloomers nearby keeps bees and butterflies fed.
Is Lady Fern safe for pets?
Lady Fern is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.