Penstemon Midnight'
Midnight Border Penstemon
Description
Penstemon gloxiniodes 'Midnight' is perennial, but sometimes treated as an annual. Compact, bushy, upright growth to 2-4 ft. Tubular summer flowers in loose spikes at stem ends, in a dark purple.
Sun
Full, Half
Water
Medium
Growth Rate
Moderate
Soil Type
Sandy, Clay, Loam, Rocky, Unparticular
Soil Condition
Average, Poor, Well-drained
Soil pH
Neutral
Adverse Factors
n/a
Adjust the water pressure of you irrigation system.
Spray sprinklers work best at 30 pounds per square inch (psi), and gear and impact rotor sprinklers at 40-60 psi.