Big Bluestem Plant Care

Andropogon gerardii Vitman

Andropogon gerardi, commonly known as big bluestem, is a species of tall grass native to much of the Great Plains and grassland regions of central and eastern North America. It is also known as tall bluestem, bluejoint, and turkeyfoot.

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Water

Every 7–14 days

Light

Full sun

Temp

60–85°F

Humidity

40–70%

What Is the Big Bluestem?

Big Bluestem (Andropogon gerardii) belongs to the Poaceae family within the Andropogon genus. Big Bluestem is native to much of the Great Plains and grassland regions of central and eastern North America. Big Bluestem is also known as Turkeyfoot grass, Bluejoint, Prairie grass.

Big Bluestem displays a clumping grass growth habit, reaching up to 3 inches tall with a spread of approximately 2 inches. Big Bluestem produces tight, spike-like inflorescences.

Leaf size: approximately 12 inches.

How Often Should You Water a Big Bluestem?

Andropogon gerardii requires watering every 7–14 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 7–14 days

Let soil partially dry between waterings

What Light Does the Big Bluestem Need?

Big Bluestem thrives in full sun light conditions. The optimal light range is 2000–4000 lux. Avoid placing Big Bluestem in direct, harsh sunlight for extended periods, as this can scorch the foliage.

Light Requirement

Full sun

2000–4000 lux

What Temperature and Humidity Does the Big Bluestem Prefer?

Andropogon gerardii grows best at temperatures between 60°F and 85°F. Big Bluestem prefers humidity levels of 40–70%.

Temperature

60–85°F

Humidity

40–70%

What Soil Mix Works Best for a Big Bluestem?

Well-draining sandy loam with good organic content. Good drainage is essential for Big Bluestem to prevent waterlogging, which leads to root rot and fungal issues.

How Do You Repot a Big Bluestem?

Divide and repot clumps every 2-3 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Big Bluestem?

Big Bluestem can be propagated through division, seeds.

Fertilizing

Every 8 months

During the growing season

Is the Big Bluestem Toxic to Pets and Children?

Non-Toxic

Non-toxic to humans and pets

What Pests and Diseases Affect the Big Bluestem?

Big Bluestem is susceptible to grasshoppers, aphids, cutworms. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

What USDA Hardiness Zone Does the Big Bluestem Need?

Big Bluestem grows outdoors in USDA Zone 3a – 9b. Native to much of the Great Plains and grassland regions of central and eastern North America, Big Bluestem is adapted to warm climates. In cooler regions, grow Big Bluestem as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 3a – 9b

Keep exploring plants

Big Bluestem is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Andropogon genus — compare its care with other Andropogon species on PlantoScan.

Big Bluestem thrives in bright light and direct sun — see other bright-light plants.

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