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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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.
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.
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.
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 projectbut don't know your gardening zonevisit the National Gardening Associations's USDA Hardiness Zone Finder. Enter your Zip Code to identify the proper zone.