Light Needs
Mature Height
Mature Spread
Growing Zones
Nothing adds color and interest to a garden like some fantastic foliage. Purple Knockout Lyre Leaved Sage has some fantastic foliage with gorgeous rosettes of burgundy leaves. Leaves change from deep purple in the summer to bright red in the autumn, adding even more interest! Purple Knockout Lyre Leaved Sage is mainly grown for its foliage but it gives off spikes of white to lilac-blue flowers in late spring and summer that make excellent cut flowers. This plant’s twist on the standard salvia will be a welcome addition to your garden!
Purple Knockout Lyre Leaved Sage is easy to grow and resilient. Native to meadows, thickets, and the woods edge in the East Coast of the US, Purple Knockout Lyre Leaved Sage is hardy from zone 4 - 9. Purple Knockout Lyre Leaved Sage is a native alternative to common ajuga groundcovers. The plant makes a great choice for rock gardens, as a ground cover, in containers, or in garden edges or borders. Purple Knockout Lyre Leaved Sage is drought tolerant as well as humidity tolerant. The plants self sow and spread easily.
Purple Knockout Lyre Leaved Sage Care
Purple Knockout Lyre Leaved Sage prefers sun to part shade in moist or dry soil. You do not need to baby these plants with fussy watering schedules; they need little water and can withstand drought-like conditions. Purple Knockout Lyre Leaved Sage is happy in a wide range of soil pHs from alkaline to acidic. They benefit from a topdressing of compost or a slow-release granular fertilizer at the time of planting, but do not require additional fertilization thereafter.
Purple Knockout Lyre Leaved Sage does not require any pruning. You can cut back flower stems after blooms are spent to promote new flowers. Allow the plant to die back after the first frost in colder growing zones. The foliage can be cut back to the ground in winter or early spring.
Purple Knockout Lyre Leaved Sage Spacing
Purple Knockout Lyre Leaved Sage can reach 18 inches tall with a 12-inch spread. Allow 12 to 24 inches of space between plants.
Purple Knockout Lyre Leaved Sage Information
| USDA Hardiness Zones: 4 - 9 |
| Plant Type: Perennial |
| Light Exposure: Partial Shade to Full Sun (At Least 3 Hours Of Direct Sunlight) |
| Mature Height: 18 Inches |
| Mature Spread: 12 - 15 Inches |
| Spacing: 12 - 24 Inches |
| Habit: Mounded |
| Flower Color(s): Blue |
| Flower Description: |
| Bloom Period: Late Spring And Early Summer |
| Foliage Type: Evergreen, Deciduous |
| Foliage Color(s): Purple |
| Foliage Description: Deep Purple In Summer Followed By Red In The Autumn |
| Seasonal Interest: Fall Interest |
| Watering: Low |
| Resists: Deer, Rabbit |
| Tolerates: Drought |
| Attracts: Bees, Butterflies |
| Container Role: |
| Uses: Borders, Containers, Groundcovers |
| Features: Attracts Pollinators, Cut Flowers, Foliage Interest, Native to North America |
| Brand: American Beauties Native Plants |
| Common Name: Purple Knockout Lyre Leaved Sage |
| Other Name(s): |
| Scientific Name: Salvia lyrata 'Purple Knockout' |
Please Note: The pictures below are to give a general representation of the different container sizes. The actual size/ages of plants are estimates and will vary based on type of plant, time of year, last pruning & many other factors.
Also Known As:
Quart
Plant Age:
~ 6 months - 1 year
Plant Size:
~ 4"-8"
Pot Size:
~ 4.75"H x 4.5"W
Volume:
1.50 quarts
Also Known As:
2.5 Quart Pot
Plant Age:
~ 1 - 2 years old
Plant Size:
~ 8"-12"
Pot Size:
~ 6.5"H x 6.5"W
Volume:
2.20-2.30 quarts
Also Known As:
#1 Container
1 Gallon
Plant Age:
~ 1 - 2 years old
Plant Size:
~ 10"-14"
Pot Size:
~ 7"H x 7.75"W
Volume:
2.26-3.73 quarts
Also Known As:
#2 Container
2 Gallon
Plant Age:
~ 1.5 - 3 years old
Plant Size:
~ 12"-18"
Pot Size:
~ 9.5"H x 9.5"W
Volume:
1.19-1.76 gallons
Also Known As:
#3 Container
3 Gallon
Plant Age:
~ 2 - 4 years old
Plant Size:
~ 12"-30"
Pot Size:
~9.5"H x 11"W
Volume:
2.32-2.76 gallons
Also Known As:
#5 Container
5 Gallon
Plant Age:
~3-4 years old
Plant Size:
~ 20" - 60"
Pot Size:
~11" H x 10 1/2” W
Volume:
3.5 - 4 gallons
We stand behind our plants with industry-leading guarantees to give you peace of mind.
We want your plants to arrive in great condition! If you notice any issues upon delivery, contact us within 3 days.
Starting January 1, 2025 all bushes, perennials & trees purchased come with an extended 1-year warranty for added confidence. If your plant dies due to a health issue within a year, we’ll make it right.
Pre-ordered plants are scheduled to ship in Spring 2025. We carefully plan our shipping dates based on your USDA Plant Hardiness Zone to ensure optimal planting conditions upon arrival. Want it sooner/later? Reach out, and we'll try our best to accommodate.
Estimated ship week for pre-ordered plants will ship based on growing zones as shown below.
| Growing Zone | Estimated Ship Week |
|---|---|
| Zone 10 | March 31th |
| Zone 9 | March 31st |
| Zone 8 | April 7th |
| Zone 7 | April 14th |
| Zone 6b | April 21st |
| Zone 6a | April 28th |
| Zone 5b | May 5th |
| Zone 5a | May 12th |
| Zone 4 | May 19th |
| Zone 3 | May 26th |
Note: These are only estimated ship dates. Plants may ship out later depending on weather & growing conditions of the plant.
Note: Only plants indicated as pre-order will ship as shown above. All other plants and hard goods will ship as normal.
Plants that are currently in stock typically ship within 2-7 business days after your order is placed.
Plant Addicts ships to the lower 48 states within the U.S. Unfortunately, we do not currently ship to Alaska, Hawaii, or internationally.
This plant cannot be shipped to the following states: Idaho, AK, HI. These restrictions apply only to this specific plant due to agricultural regulations or other limitations. Other plants may still be available for shipping to these states.
If you have any questions about shipping restrictions, feel free to reach out to our team!