Large-Flowered Penstemon

Penstemon grandiflorus
$29.99
$34.99
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About this Plant

Large-Flowered Penstemon (Penstemon grandiflorus) is a stunning native perennial known for its big, tubular lavender-pink blooms that put on a spectacular show in late spring to early summer.

Reaching a moderate height with an upright habit, Large-Flowered Penstemon stands out for its bold flowers and sculptural form. Its tubular blossoms are especially attractive to hummingbirds, as well as bees and other pollinators. This species thrives in full sun and well-drained soils, especially those on the dry or sandy side, making it a top choice for low-water or prairie-style plantings.

Why Choose Large-Flowered Penstemon?

  • Bold, showy flowers – Lavender-pink blooms light up early summer.
  • Hummingbird-friendly – Tubular flowers provide nectar and charm.
  • Perfect for dry sites – Excellent in rock gardens and well-drained soils.

Plant Large-Flowered Penstemon in full sun and sandy or rocky soil, and enjoy a low-maintenance, high-impact native that brings pollinators and beauty to tough garden spaces.

Maintenance Tips
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  • Deadhead spent blooms to promote a longer flowering period and to keep plants looking tidy.
  • Thrives in well-drained, even rocky or sandy soils.
  • Allow some seedlings to grow for natural propagation or remove them to control plant spread.
Details
Soil Types
-
Soil Moisture
-
Sun Exposure
-
Hardiness Zone
USDA 3–8
Plant Type
Flower
Mature Height
-
Mature Width
-
Bloom Color
Lavender
Bloom Time
-
Root Type
Taproot
Large-Flowered Penstemon
$29.99$34.99
Ecological Benefits
Deer Resistant
Less likely to be browsed by deer.
Pet Safe
Non-toxic to cats and dogs.
Attracts Pollinators
Provides nectar and pollen for bees and other pollinators.
Attracts Butterflies
A nectar source that draws butterflies throughout the season.
Attracts Hummingbirds
Nectar-rich blooms that draw hummingbirds to your garden.
Butterfly Host
Supports butterfly caterpillars as a host plant.
Drought Tolerant
Thrives with minimal watering once established.
Yard Friendly
A well-behaved growth habit that won't take over your yard.

What Folks Are Saying

“It's like following a recipe. Choosing from multiple designs is fun.” - Kari
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“The process from the website to getting the plants, could not have been easier or more seamless.” - Justin
a man standing in front of his home
“I can't believe that we are the house with this beautiful garden.” - Howard
a newly planted garden and a man holding a sign
“I've never planted anything in my life. And this was actually quite fun.” - Steve
a man laying out small potted plants in a prepared bed