Grower Information
  Pennisetum purpureum 'Prince' Pat. 18,509

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Genus:  Pennisetum Species:  purpureum
Variety:  'Prince' Pat. 18,509 Common Name:  Ornamental Napier Grass
Height:  4-6' Hardiness Zone:  7b to 11
Exposure:  Sun Uses:  Pots, landscape plantings, and mixed containers.
Description: This cultivar is a breakthrough in ornamental grasses.  The purple foliage becomes even more purple as the summer gets hotter, quite a change to most plants that fade in summer heat. The habit is much fuller than other purple grasses and the growth is far more vigorous.
Additional Grower Information
Timing:  Mid-January for spring finish; March 1 for late spring finish. Media:  Well drained; 10-15% pine bark is helpful.
Finish Times:  6-8 weeks for 6" pot; 8-10 weeks for gallon container. Light:  High
Plants/Pot:  1 liners per 6 " pot; 2 liners per gallon. Temp:  Normal Day: 65-75º F. Normal Night: 60-65º F.
PGR:  None Watering:  Normal
Pinching:  None Pests:  No apparent problems if average sanitation practices are followed. Drench with broad spectrum fungicide at liner planting.
Fertilizer: Constant feed: 250-300ppm N, 65-75ppm P, 125-165ppm K. Periodic feed: 300-400ppm N, 100-150ppm P, 200-300ppm K.