Penstemon strictus
Rocky Mountain Penstemon
Description
Perennial grows to a mature size of about 2' x 2'. In cooler parts of Arizona it blooms in early summer with 2' spikes of violet blue flowers. Very hardy and one of the easiest Penstemons to grow. Best suited to higher elevations rarely blooms in low desert. Native to upland grasslands of Coloado and Wyoming, all the way down into Arizona.
Plant Type
Shrub, Perennial
Height Range
1-3'
Flower Color
Blue, Violet
Flower Season
Spring, Summer
Leaf Color
Dark Green
Bark Color
n/a
Fruit Color
n/a
Fruit Season
n/a
Sun
Full, Half
Water
Low, Medium
Growth Rate
Moderate
Soil Type
Sandy, Loam, Rocky
Soil Condition
Average, Poor, Well-drained
Soil pH
Neutral, Basic
Adverse Factors
n/a
Design Styles
Ranch, Spanish
Accenting Features
Showy Flowers, Unusual Foliage
Seasonal Interest
Spring, Summer
Location Uses
Entry, Perennial Border, Parking Strip, Patio, Raised Planter, With Rocks
Special Uses
Filler, Mass Planting, Naturalizing, Small Spaces
Attracts Wildlife
Hummingbirds
Water Saving Tip:
Apply a 2" layer of mulch around plants to reduce moisture loss.
Choose organic mulches, such as shredded bark, compost, or aged sawdust.
Inorganic mulches such as gravel are also acceptable.