May Night Salvia - Main Image
May Night Salvia - Image 1

May Night Salvia

Salvia × sylvestris ‘Mainacht’
$9.00
May Night Salvia is a herbaceous perennial growing 18 inches tall and 24 inches wide at maturity. It's noted for its deep purple flower spikes held above rich green foliage. This compact perennial adds color and structure to borders and flower beds.
1. Choose a Purchase Option
$9.00
Find me at the farm: Greenhouse

Local DFW Delivery Only

Minimum quantity is 1, maximum is 999

Product Details

May Night Salvia

Salvia × sylvestris ‘Mainacht’

May Night Salvia is a well-known perennial favored for its dense spikes of deep purple blooms and long flowering period. Starting in late spring and continuing until fall, the flowers rise above neatly mounded green foliage, creating strong vertical lines and attracting bees and butterflies. Reaching 18 inches in height and 24 inches in width, it fits easily into borders, mixed beds, or grouped for mass planting. This variety is valued for its tidy habit, drought tolerance once established, and long-lasting color. Its reliable performance makes it a popular choice for commercial and residential designs in regions like North Texas.

  • A herbaceous perennial
  • Rich deep purple flower spikes
  • Compact, upright growth habit
  • Blooms from late spring through early summer
  • Ideal for borders, beds, and mass plantings

Hardy in zones 4-8, it will fare well in your North Texas landscape. Plant it in full sun, in well-drained soil. Deadhead to extend bloom time and cut back in early spring to refresh the plant. 

Once established, May Night Salvia performs reliably with minimal attention while rewarding gardeners with repeated waves of color. Here’s all it needs to thrive:

  • Watering: Water regularly during the first growing season to help establish a deep root system. Once established, May Night Salvia is moderately drought-tolerant but performs best with occasional deep watering during extended dry periods.
  • Pruning: Removing spent flower spikes after the first bloom encourages a second flush of flowers later in the season. Cutting the plant back by about one-third after flowering helps maintain a compact, dense habit.
  • Fertilizing: May Night Salvia generally thrives in average soils and rarely needs heavy feeding. A light application of balanced fertilizer or compost in early spring is sufficient to support healthy growth and flowering.
  • Mulching: Apply a light layer of mulch around the base to help conserve soil moisture and reduce weed competition. Avoid excessive mulch buildup directly against the crown to prevent moisture-related issues.
  • Winter Care: In colder climates, allow foliage to remain through winter to provide natural protection. Cut back old stems in early spring as new growth begins to emerge.

May Night Salvia is considered a tough, resilient perennial, though a few occasional challenges may arise.

  • Floppy Growth: Plants may lean or spread if grown in overly rich soil or excessive shade. Cutting back after the first bloom and providing full sun helps maintain a compact structure.
  • Root Rot: Poor drainage or consistently wet soil may cause root decline. Ensuring well-drained soil and avoiding overwatering prevents most problems.
  • Powdery Mildew: In humid conditions, a light white coating may appear on foliage. Improving air circulation and removing affected leaves helps limit spread.
  • Aphids: Small insects may gather on tender new growth in spring. Spraying with water or applying insecticidal soap can quickly reduce populations.
  • Reduced Flowering: If blooming slows significantly, it may indicate overcrowding or aging clumps. Dividing plants every few years helps restore vigor and encourages stronger flowering.

May Night Salvia typically lives about 5-10 years when grown in favorable conditions. Regular division every few years helps rejuvenate plants and maintain strong performance over time.

May Night Salvia grows quickly and usually reaches mature size within 1-2 years. Plants establish rapidly and often produce abundant blooms even in their first full growing season.

May Night Salvia is highly attractive to pollinators, especially bees and butterflies. The tubular flowers provide an accessible nectar source that supports beneficial insects throughout the blooming period.

May Night Salvia is considered strongly deer-resistant due to its aromatic foliage and slightly bitter taste. While no plant is completely immune, deer typically avoid it in most landscapes.

Yes, May Night Salvia adapts well to container gardening when planted in well-draining potting soil. Containers should be large enough to accommodate root growth and provide consistent moisture during hot weather.

Division is one of the easiest ways to propagate May Night Salvia. Clumps can be divided every 3-4 years in early spring or fall to rejuvenate growth and produce new plants.

This variety is frequently used in pollinator-focused plantings due to its consistent nectar production. Its long bloom period helps support beneficial insects across multiple seasons.

May Night Salvia combines well with ornamental grasses, coneflowers, black-eyed Susans, and other sun-loving perennials. These combinations create layered textures and extended seasonal interest.

The foliage releases a mild herbal scent when brushed or crushed. While the flowers themselves are not strongly fragrant, the aromatic leaves contribute to the plant’s appeal in sensory gardens.

May Night Salvia adapts well to urban landscapes and performs reliably in areas with heat, reflective surfaces, and occasional drought. Its durability makes it a dependable choice for low-maintenance plantings.

Special Features

Rich deep purple flower spikes
Compact, upright growth habit
Drought tolerant
Long-lasting color
Ideal for borders, beds, and mass plantings
Leaf Retention:Herbaceous
Scientific Name:Salvia × sylvestris ‘Mainacht’
Sun Needs:Full sun
Maturity:1.5' H x 2' W
Leaf Color:Striking purple blooms adorn lush green foliage.
Flower Color:Purple
Bloom Times:Spring, Summer & Fall

You might also like

Henry Duelberg Salvia

Henry Duelberg Salvia

Maturity: 3' H x 3' W

$9.75
Lyrical Blues Salvia

Lyrical Blues Salvia

Maturity: 2' H x 2' W

$13.50
Mirage Deep Purple Salvia Greggii

Mirage Deep Purple Salvia Greggii

Maturity: 1' H x 1' W

$9.50
Clearance
Plum Crazy Salvia

Plum Crazy Salvia

Maturity: 3.5' H x 3' W

$2.25
Clearance
Purple & Bloom Salvia

Purple & Bloom Salvia

Maturity: 3.5' H x 3' W

$2.25 - $9.25
Vibe Ignition Purple Salvia

Vibe Ignition Purple Salvia

Maturity: 1.5' H x 1.5' W

$10.50 - $25.25
Arctic Blaze Fuchsia Salvia

Arctic Blaze Fuchsia Salvia

Maturity: 2' H x 3' W

$10.50
Augusta Duelberg Salvia

Augusta Duelberg Salvia

Maturity: 3' H x 3' W

$9.00
Blue By You Salvia

Blue By You Salvia

Maturity: 2' H x 1.5' W

$8.75
Bumblesnow Salvia

Bumblesnow Salvia

Maturity: 1' H x 1' W

$9.00
Furman's Red Salvia Greggii

Furman's Red Salvia Greggii

Maturity: 3' H x 3' W

$9.75 - $22.25
Hot Pink Salvia Greggii

Hot Pink Salvia Greggii

Maturity: 3' H x 3' W

$22.25
Lipstick Salvia Greggii

Lipstick Salvia Greggii

Maturity: 2' H x 2' W

$10.25 - $22.25
Mirage Blue Salvia Greggii

Mirage Blue Salvia Greggii

Maturity: 1' H x 1' W

$9.25
Mirage Cherry Red Salvia Greggii

Mirage Cherry Red Salvia Greggii

Maturity: 1' H x 1' W

$9.50

Compare Similar Plants

May Night Salvia
May Night Salvia

This plant

Scientific NameSalvia × sylvestris ‘Mainacht’Salvia farinacea ‘Henry Duelberg’
Size at Maturity1.5' H x 2' W3' H x 3' W
Leaf RetentionHerbaceousHerbaceous
Flower ColorPurplePurple
Bloom TimesSpring, Summer & FallSpring, Summer & Fall
Sizes Available1 Gal1 Gal
Guarantee Stamp

Our 1-Year Planting Guarantee

We take pride in our plants and installation services. If any plants or trees installed by Treeland fail to thrive within the first year, we'll provide a replacement credit in accordance with our guarantee program.

Learn More About Our Guarantee

Frequently asked questions

Have questions about our products or services? Check out our FAQ section to find answers to common queries.

Need further assistance?

We provide three convenient ordering options for you:
  1. Visit our farm in person, tag your trees, and fill out an order form on site.
  2. Order online through our inventory page.
  3. Call us, and our sales staff will take your order over the phone.

For trees and plants 15 gallon and larger, we’re happy to hold your order or schedule delivery up to 30 days out so you can plan ahead with ease. For plants smaller than 15 gallon, we can hold them for 24 hours.

If any plants or trees installed by Treeland fail to thrive within the first year, we'll provide a replacement credit in accordance with our guarantee program. View our guarantee policy.

We offer tree removal services for trees up to 6" in diameter at the base. The tree removal must be in the location of the tree to be removed, and we only offer small quantities of removals. Each request will be reviewed individually, and customers are required to email a photo of the tree to our office for approval after placing an order.