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  • Plant varieties and zone information
    From "Garden Sense"
    episode DGAR-402


    (Continued from page 2)

    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.

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    PHOTO

    Jacob's Ladder
    Polemonium reptans 'Stairway to Heaven' – Jacob's Ladder

    • Clump-forming perennial with variegated cream/green foliage and spikes of blue flowers in spring and summer
    • Plant in rich, organic soil that is moist but well-drained
    • Plant in partial to full shade
    • Height: 12 inches; Width: 12 inches
    • Hardy in USDA zones (3)4-7:

    • Zone 3: Plant in spring; plant in partial shade; avoid exposure to salt; mulch heavily after first frost; pull back mulch in spring; may be marginally hardy in this zone.
    • Zone 4: Plant in spring; plant in partial shade; avoid exposure to salt; mulch heavily after first frost; pull back mulch in spring.
    • Zone 5: Plant in spring; plant in partial shade; avoid exposure to salt; mulch heavily after first frost; pull back mulch in spring.
    • Zone 6: Plant in spring; plant in partial to full shade; mulch after first frost; pull back mulch in spring.
    • Zone 7: Plant in early spring; plant in full shade; mulch after first frost; pull back mulch in spring; may languish in warmer areas of this zone.

    PHOTO

    Illustris Elephant Ears
    Colocasia esculenta 'Illustris' – Illustris Elephant Ears

    • Large, tender perennials usually grown as annuals for their bold foliage shaped like elephant ears.
    • Leaves have violet leaf stalks and light green leaves with dark purple between the veins.
    • Plant in light to partial shade
    • Plant in rich, organic, moist but well-drained soil; fertilize monthly
    • All parts of the plant are poisonous and the sap can irritate skin
    • Height: 3-5 feet; Width: 3-5 feet
    • Annual in USDA zones 2-7b
    • Hardy in USDA zones 8a-11:

    • Zones 2-7b: Plant in spring after danger of frost has passed; plant in light to partial shade; remove foliage and dig in fall before frost; store in frost-free location for winter or discard plants after killing frost.
    • Zones 8a-11: Plant in spring; plant in partial shade; remove tattered foliage throughout season; fertilize spring through fall.

    PHOTO

    Kalanchoe
    Kalanchoe blossfeldiana – Kalanchoe

    • Tender succulent grown for its rich green leaves and profuse tiny flowers in various colors
    • Grow indoors in bright light in temperatures between 65-85 degrees.
    • Plant in well-drained soil.
    • Height: 12 inches; Width: 12 inches
    • Annual in USDA zones 2-9
    • Hardy in USDA zones 10-11

    • Zones 2-9: Grow as a house plant year round; plant or move outdoors when night temperatures rise above 55 degrees; grow in partial shade; bring indoors when night temperatures drop below 55 degrees.
    • Zones 10-11: Can be grown outdoors in full sun to partial shade in well-drained soil. Prune back in fall.

    PHOTO

    Chinese Evergreen
    Aglaonema 'Emerald Beauty' – Chinese Evergreen

    • Tropical plant grown indoors for its bold variegated cream/green foliage
    • Grow indoors in medium light or outdoors in partial shade in temperatures between 65-85 degrees; prefers high humidity
    • Plant in rich, organic, moist but well-drained soil.
    • Height: 1-2 feet; Width: 1-2 feet
    • Annual in all zones
    • All Zones: Grow as a house plant year round; plant or move outdoors when night temperatures rise above 55 degrees; grow in partial shade; bring indoors when night temperatures drop below 55 degrees.

    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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