Compass Plant is a perennial grown for its yellow blooms, which open in summer and return year after year. Notably, it shrugs off deer and shrugs off dry spells. Its summer flowers are a real draw for honeybees, native bees, and butterflies.
Zones
Data not available
pH Range
6-7.5
Sun
Full Sun
Days to Maturity
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What Compass Plant is
Compass Plant grows as a perennial and reaches around eight feet at maturity. It blooms yellow in summer. It's also deer-resistant.
How to grow Compass Plant
Compass Plant does best in full sun — at least 6 hours of direct sun a day — and soil from pH 6 to 7.5, on well-drained ground.
USDA Zones
Data not available
USDA PHZM 2023
Soil pH
6 - 7.5
USDA PLANTS Database
Sun
Full Sun
plant_species_v5.csv
Drainage
well (dry spells)
plant_species_v5.csv
Mature Height
8 ft
plant_species_v5.csv
Start the season right
Plant compass plant in full sun with at least 6 hours of direct sun, once the soil has warmed and frost risk has passed.
Match the soil
Compass Plant prefers pH 6 to 7.5 (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. A 2–3 inch mulch layer holds moisture without waterlogging.
Harvest at its peak
Cut compass plant blooms in the cool of the morning, just as they open, for the longest display.
Good to know
Good news for pet owners — compass plant isn't known to be toxic to dogs or cats. (Source: ASPCA.)
Compass Plant is a standout pollinator plant — high value to bees and other pollinators. (Source: Xerces Society, Pollinator Partnership.)
Where Compass Plant thrives
Whether compass plant thrives on a given site comes down to its soil pH, drainage, sun, and frost dates — the conditions that vary parcel to parcel.
See if Compass Plant will thrive on your land
Zone averages are a start. Your exact soil pH, drainage, sun exposure, and frost dates shape whether compass plant 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 Compass Plant in my zone?
Zone data for compass plant is being finalized. A Growable Ground report checks your parcel's full suitability against federal soil, climate, and zone data.
When should you plant Compass Plant?
Most growers plant compass plant after the last spring frost, once the soil has warmed. Your local frost dates set the exact window — a Growable Ground report reads them for your address.
How much sun does Compass Plant need?
Compass Plant 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 Compass Plant need?
Compass Plant prefers soil pH 6 to 7.5, on well-drained ground (USDA PLANTS Database). Your report scores your parcel's actual soil against that using USDA SSURGO data.
Does Compass Plant attract pollinators?
Yes — compass plant's flowers are a strong nectar and pollen source for honeybees, native bees, and butterflies (Xerces Society, Pollinator Partnership).
Is Compass Plant safe for pets?
Compass Plant is not known to be toxic to dogs or cats based on available data (ASPCA). Always supervise pets around new plantings.