Nepeta Species, Siberian Catmint

Nepetasibirica

Family
Lamiaceae (lay-mee-AY-see-ee)
Genus
Nepeta (NEP-eh-tuh)
Species
sibirica (sy-BEER-ah-kuh)
Synonym
Dracocephalum sibiricum
Glechoma sibirica
Moldavica elata
Nepeta macrantha
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Grown for foliage
Herbaceous
Shiny/Glossy
Succulent
Height
24-36 in. (60-90 cm)
Spacing
15-18 in. (38-45 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Dark Blue
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Herbs
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
Patent Information
Propagation Methods
By dividing the rootball
From herbaceous stem cuttings
From woody stem cuttings
From seed; direct sow outdoors in fall
From seed; winter sow in vented containers, coldframe or unheated greenhouse
From seed; stratify if sowing indoors
From seed; sow indoors before last frost
From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Republic, Missouri

Dillon, Montana

Roundup, Montana

Baker City, Oregon

Chiloquin, Oregon(2 reports)

Spokane, Washington

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Gardener's Notes:

6
positives
1
neutral
0
negative
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J
Chiloquin, OR | May 2023 | positive

I love this plant. In bloom, it looks different than other nepeta cultivars, looking more like a penstemon, especially with its bright bl...Read More

J
Auburn, CA | March 2011 | neutral

This is not a rating; it is a question. I purchased Nepeta Siberica last year from a mail order catalog. I planted it in a sunny locati...Read More

S
Aurora, ON (Zone 5b) | June 2009 | positive

Excellent plant. Showy. Needs staking. Spreads, but easy to pull up. Remove flowered spikes for more flowering (as you do, the plant gets shorter).

C
Spokane, WA | July 2008 | positive

Today, July 24th, I observed this species in full bloom at one of my favorite local nurseries, i.e. Tower Perennials in Spokane WA. Wha...Read More

N
West Chazy, NY (Zone 4b) | March 2005 | positive

When in bloom, this plant provides quite a spectacle with its very numerous lavender-blue blossoms which last most of the summer.
...Read More

T
T
Murfreesboro, TN (Zone 7a) | January 2003 | positive

Some sources recommend this species for areas with heavy or clay soil. There are pink-flowering forms as well as the blue/violet flowering species.

W
Sarasota, FL (Zone 9b) | August 2002 | positive

Beautiful plant creating a sea of blue. As with all in the mint family, it spreads rapidly through a shallow root system. Keep a close ...Read More

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