Is rubrum the same as Purple Fountain Grass?
The fruits of this grass are small seeds that volunteer to form small plantlets nearby; this plant is considered mildly invasive. Figure 1. Full form – Pennisetum setaceum ‘Rubrum’: Purple fountain grass. Purple fountain grass requires moderate fertility of 150 to 200 ppm N. Insufficient fertility results in stunted plants with red to purple foliage and necrotic (dead) leaf tips. Overfertilization results in excessive plant growth and necrotic leaf tips.In optimal conditions, Purple Fountain Grass can grow 1-2 feet per month during the vegetative phase. The plants can reach heights of 3-4 feet at maturity.Do note that you can’t grow purple fountain grass from seed: it’s a sterile hybrid, p. rubrum’, resulting from a cross between african fountain grass (p.Planting: Plant your Purple Fountain in an area with full sun (about 6 hours of sunlight daily) and well-drained soil. Once you’ve chosen your location, dig a hole that’s large enough to accommodate your plant’s root ball, place your plant, backfill the soil and water to settle the roots.
Where is the best place to plant Purple Fountain Grass?
Planting: Plant your Purple Fountain in an area with full sun (about 6 hours of sunlight daily) and well-drained soil. Once you’ve chosen your location, dig a hole that’s large enough to accommodate your plant’s root ball, place your plant, backfill the soil and water to settle the roots. I love purple fountain grass, and I’m glad to have extra plants this year. The repotted divisions have lots of room to grow and it will be much easier to get water to their roots. We have another purple fountain grass in a similar glazed pot that also needs to be divided. But that’s a job for another day.Purple fountain grass does not typically need to be fertilized, especially when grown as an annual. However, you can fertilize this sun-loving plant with any general-purpose fertilizer if you wish.Purple Fountain Grass Care Give them plenty of room in the garden with at least 3 feet between plants since mature plants can reach about 5 feet tall and nearly as wide. Plant in a hole both deep and wide enough to accommodate the roots. Water thoroughly after planting and thereafter at least twice a week.Pennisetum advena rubrum, or Purple Fountain Grass, is an eye-catching ornamental grass known for its vibrant purple foliage and graceful arching habit. This perennial grass produces long, fluffy reddish-purple flower spikes in summer, adding movement and interest to the landscape.
How fast does Purple Fountain Grass grow?
In optimal conditions, Purple Fountain Grass can grow 1-2 feet per month during the vegetative phase. The plants can reach heights of 3-4 feet at maturity. Pennisetum setaceum rubrum, commonly known as Dwarf Red Fountain Grass, is a graceful, ornamental grass of deep burgundy purple. May go deciduous in colder climates. Soft, pink flower tassels make great cuts for floral arrangements. Hardy 20 degrees to 120° F.Fast grower, Purple Fountain Grass typically grows in 3-5 ft. They are topped with soft, fluffy, red-burgundy flower plumes on arching stems from mid-summer until frost.Rubrum’, sometimes commonly called purple or red fountain grass, is a burgundy-red leaved cultivar that rarely sets seed. Showy, fluffy, burgundy-purple flowers in bottlebrush-like spikes (to 12” long) top flower stalks that arch upward and outward above the burgundy-red foliage clump in summer.