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    From "Garden Sense"
    episode DGAR-305


    (Continued from page 2)

    PHOTO

    May Night Salvia
    Salvia nemorosa 'May Night'--May Night Salvia

    • Perennial grown for its dark blue flowers from summer to fall that attract butterflies
    • Plant in full sun
    • Plant in average, but sharply drained soil
    • Divide every few years in early spring; deadhead to encourage blooming
    • Height: 18-24 inches
    • Width: 12-18 inches

    Hardy in USDA zones 3-8:

    • Zone 3: Plant in spring; plant in full sun; water when dry; mulch in fall; avoid exposure to salt; may be marginally hardy in this zone.

    • Zone 4: Plant in spring; plant in full sun; water when dry; mulch in fall; avoid exposure to salt.

    • Zone 5: Plant in spring; plant in full sun; water when dry; mulch in fall; avoid exposure to salt.

    • Zone 6: Plant in spring; plant in full sun; water when dry; mulch in fall.

    • Zone 7: Plant in spring; plant in full sun; water when dry; mulch in fall.

    • Zone 8: Plant in spring; plant in full sun; water when dry; mulch in fall; may be short-lived in this warmer zone.

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    PHOTO

    Purple Dragon Spotted Deadnettle
    Lamium maculatum 'Purple Dragon'--Purple Dragon Spotted Deadnettle

    • Perennial evergreen groundcover with silver variegated leaves and deep purple flowers
    • Deer Resistant
    • Can be invasive
    • Prune after flowering; fertilize regularly during growing season
    • Plant in moist, organic, but well-drained soil; tolerates a wide range of soils
    • Plant in partial to full shade
    • Height: 4-8 inches
    • Width: 18-36 inches, spreading

    Hardy in USDA zones 3-8:

    • Zone 3: Plant in spring to avoid frost heaving; plant in partial shade; mulch after first hard frost; pull back mulch in spring; avoid exposure to salt; may suffer frost damage unless mulched or covered by snow.

    • Zone 4: Plant in spring to avoid frost heaving; plant in partial shade; mulch after first hard frost; pull back mulch in spring; avoid exposure to salt.

    • Zone 5: Plant in spring to avoid frost heaving; plant in partial shade; mulch after first hard frost; pull back mulch in spring; avoid exposure to salt.

    • Zone 6: Plant in spring; plant in partial to full shade; mulch after first hard frost; pull back mulch in spring.

    • Zone 7: Plant in spring; plant in partial to full shade; mulch after first hard frost; pull back mulch in spring.

    • Zone 8: Plant in spring; plant in partial to full shade; mulch after first hard frost; pull back mulch in spring.

    PHOTO

    Burgundy Glow Ajuga (Bugleweed)
    Ajuga reptans 'Burgundy Glow'--Burgundy Glow Ajuga (Bugleweed)

    Gardener's Note: Ajuga is on the watch list for invasiveness in states such as Virginia. A sensible native alternative is Lyre-leaf Sage--Salvia lyrata, i.e. Purple Knockout.

    • Deciduous to evergreen groundcover perennial with variegated green, white and light purple leaves with blue flowers in spring
    • Plant in rich, but well-drained soil
    • Plant in full sun to full shade; light to partial shade is best
    • Invasive
    • Height: 3-6 inches
    • Width: to 24 inches, spreading

    Hardy in USDA zones 3-10:

    • Zone 3: Plant in spring to prevent winter heaving; plant in full sun to partial shade; mulch after first hard frost; avoid contact with salt; pull back mulch in spring.

    • Zone 4: Plant in spring to prevent winter heaving; plant in full sun to partial shade; mulch after first hard frost; avoid contact with salt; pull back mulch in spring

    • Zone 5: Plant in spring to prevent winter heaving; plant in full sun to partial shade; mulch after first hard frost; avoid contact with salt; pull back mulch in spring.

    • Zone 6: Plant in spring; plant in light to partial shade; mulch in fall; pull back mulch in spring.

    • Zone 7: Plant in spring; plant in light to full shade; mulch in fall; pull back mulch in spring.

    • Zone 8: Plant in spring; plant in light to full shade; mulch in fall; pull back mulch in spring.

    • Zone 9: Plant in spring; plant in light to full shade; mulch in fall; pull back mulch in spring.

    • Zone 10: Plant in spring; plant in light to full shade; mulch in fall; pull back mulch in spring.

    Gardening by Zip Code
    If you're looking to start a gardening project but don't know your gardening zone—visit the National Gardening Associations's USDA Hardiness Zone Finder. Enter your Zip Code to identify the proper zone.




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