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Penstemon

pH
B (5.8 - 6.2)
B (0.6 - 0.9)
Medium (150 - 200 ppm)
Moderate to Moist
A (65 - 72º Fahrenheit)
A (55 - 65º Fahrenheit)
A,B (40 - 50º Fahrenheit)

Early Spring through Fall Finish. Standard PPP.

4-5" and Quart Pot : 6-7
6" and Gallon Pot : 8-9
7-9" Pot : 9-10

Pinch at planting time and as needed to shape.

General pest and disease practices as listed in notes.

Grower Tips: 

Good air circulation and water drainage are important. Use a well drained soil mix.

Second to move outside
Vernalization: 
Cold Beneficial
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