Penstemon, Dark Towers
Penstemon 'Dark Towers'
$19.98
Penstemon ‘Dark Towers’
Description
Considered an “improved Husker Red” (both developed by Dale Lindgren of UNL). Features dark red foliage and tubular pink flowers from late spring into summer. Foliage retains color well in the summer.Photo courtesy of Hoffie Nursery, Inc.For reference only:
#1 container : commonly known as a 1-gallon pot : 152 to 251 cubic inches.
#2 container : 320 to 474 cubic inches.
#3 container : 628 to 742 cubic inches.
#5 container : commonly known as a 5-gallon pot : 785 to 1242 cubic inches.
| Pot Sizes (inches) | Pot Equivalent (U.S. Gallons) | Dry Soil Needed (Approx. cu.ft.) |
| 4″ pot | pint / 0.5 quart / .125 gallon | 0.01 ft3 |
| 5-6″ pot | quart / 0.25 gallon | 0.03 ft3 |
| 7-8″ pot | 1 gallon | 0.13 ft3 |
| 8.5″ pot | 2 gallon | 0.26 ft3 |
| 10″ pot | 3 gallon | 0.40 ft3 |
| 11″ pot | 4 gallon | 0.53 ft3 |
| 12″ pot | 5 gallon | 0.66 ft3 |
| 13″ pot | 6 gallon | 0.80 ft3 |
| 14″ pot | 7 gallon | 0.94 ft3 |
| 16″ pot | 10 gallon | 1.33 ft3 |
| 18″ pot | 15 gallon | 2.00 ft3 |
| 21″ pot | 20 gallon | 2.67 ft3 |
| 24″ pot | 25 gallon | 3.34 ft3 |
| 30″ pot | 30 gallon | 4.01 ft3 |
| Pot Sizes (inches) | International (Liters) | |
| 4″ pot | .5 L [.473] | |
| 5-6″ pot | 1 L [.946] | |
| 7-8″ pot | 4L [3.78] | |
| 8.5″ pot | 7.5 L [7.57] | |
| 10″ pot | 11 L [11.35] | |
| 11″ pot | 15 L [15.14] | |
| 12″ pot | 19 L [18.92] | |
| 13″ pot | 22.5 L [22.71] | |
| 14″ pot | 26.5 L [26.49] | |
| 16″ pot | 38 L [37.85] | |
| 18″ pot | 57 L [56.78] | |
| 21″ pot | 75.5 L [75.70] | |
| 24″ pot | 94.5 L [94.63] | |
| 30″ pot | 113.5 L [113.56] |















