How big do blue salvias get?
24- to 36-inches tall
It will reach 24- to 36-inches tall and 18- to 20-inches wide and it will bring in pollinators. At the University of Georgia trial where a dozen salvias were grown, this was the only seed variety; the others were reproduced using vegetative propagation. Big Blue won hands down.
How do you take care of blue salvia?
How to Grow Salvia
- Add a 2-inch layer of mulch around the plant to retain moisture and control weeds.
- Water plants during the summer if rainfall is less than 1 inch per week.
- Salvia really doesn’t need feeding during the season.
- To encourage continuous blooms throughout the season, deadhead spent flowers periodically.
Are Salvias invasive?
Are salvias invasive? Generally speaking, salvias do not have a reputation of being invasive. However, certain species can be a problem in specific regions.
Is black and blue salvia?
One of the most popular salvias, Salvia guaranitica ‘Black and Blue’ (Anise-Scented Sage) is a particularly attractive perennial featuring showy spikes of large, deep cobalt blue flowers, 2 in. Blooming from mid summer to fall, the blossoms rise along slender, dark stems above a lush clump of ovate green leaves.
What do you do with salvias in the winter?
Protecting salvias in winter In colder areas, lift them as you would dahlias, and overwinter them in pots indoors. Don’t cut salvias back in autumn – wait until late spring, as the foliage gives a degree of protection from winter frosts.
What grows well with salvias?
Salvia often has attractive foliage or flowers, and other flowering plants go well with it. These include verbena, dahlia, zinnia, Shasta daisy, petunia, marigold, goldenrod, day lilies, daffodils, coreopsis and others that enjoy sunny locations and well-drained soil.
Do salvias come back each year?
Herbaceous perennial salvias such as Salvia nemorosa and Salvia x sylvestris are hardy and come back year after year. Tender perennial salvias such as Salvia greggii can come back year after year but are not completely hardy and may need protection over winter.