Shipping has begun for 2026! See the map on each plant page for when we ship to your zone.

Andropogon gerardii 'Blackhawks'

Regular price $1899
Shipping calculated at checkout.

Shipping has started depending on your zone. See map below for when your order will ship.

Plant maturity level and availability at the time may effect actual ship date.

This plant cannot be shipped to Utah.

  • Pot Size: 5.25 Inch Square Pot
  • Common Name: Big Bluestem, Ornamental Grass
  • Exposure: Full Sun
  • Hardiness Zone: 3-9
  • Garden Height: 48-60 Inches
  • Garden Spread: 24 Inches

A superb grass for beds, borders, and cottage gardens. It makes a great focal point with its deep green to dark purple foliage in the spring. It really begins to show off earlier than other ornamental grasses, and the foliage color deepens to almost black as the season progresses. Big bluestem is an important member of the tallgrass prairie ecosystem of North America. This cultivar is a seedling of Andropogon gerardii 'Red October'.

Uses: Borders, Cottage Gardens, Slopes, Hillsides, Landscapes, Meadow & Prairie Gardens, Naturalizing, Screening
Nature Attraction: Birds
Critter Resistance: Deer
Notable Features: Drought Tolerant, Easy To Grow, Cut Flower/Foliage, Autumn Color, Pest & Disease Resistant, Long Seasonal Interest, Erosion Control
Growth Habit: Upright, Clumping
Water Requirements: Let soil moderately dry out before next watering. 

Photos courtesy of Walters Gardens, Inc

Homeowner Growing Tips

Grow in full sun in average soil to poor soils. Overly moist or fertile soils can lead to not strong stems, where they may flop over more. Tolerant of dry conditions, once established. Cut to the ground in late winter. May re-seed occasionally under ideal conditions.

Delivery and Shipping

Orders will be scheduled to ship based on the last frost date in your area. See the map below for more information.

We guarantee our plants to arrive in acceptable condition. If there are any issues upon delivery, please email support@romencegardens.com within 48 hours and we will resolve the issue.

Plants are routinely trimmed as part of proper plant maintenance. You may receive plants that have been trimmed. This will result in improved and better overall longevity, performance and appearance.

Images are of mature plants and not necessarily an exact representation of what will be sent.

When Will My Order Ship?

Your order will be scheduled for shipment based on the last frost date in your area as indicated by this map and on the maturity of the plants themselves. If you would prefer a different ship date, please include that in the notes of your order.