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Plant varieties and zone information

From "Garden Sense"
episode DGAR-108

(Continued from page 4)

x Heucherella 'Viking Ship' - Viking Ship Foamy Bells (Coral Bells)

Hybrid perennial of Coral Bells (Heuchera) and Foam Flower (Tiarella)
Lush green foliage resembling maple leaves and hot pink flowers in late spring
Plant in rich, organic soil that is moist, but well-drained
Plant in partial shade; will tolerate more sun in northern climates with reliable moisture
Dislikes being covered by heavy mulch; prune away tattered foliage in summer
Height: 18-24 inches; Width: 12-18 inches
Hardy in USDA zones 4-9:
- Zone 4: Plant in spring to prevent winter heaving; plant in sun to partial shade; mulch after first hard frost; protect from salt; pull back mulch in early spring.
- Zone 5: Plant in spring to prevent winter heaving; plant in sun to partial shade. mulch after first hard frost; protect from salt; pull back mulch in early spring.
- Zone 6: Plant in spring; plant in light to partial shade; mulch in fall; pull back mulch in early spring.
- Zone 7: Plant in spring; plant in light to partial shade; mulch in fall; pull back mulch in early spring.
- Zone 8: Plant in spring; plant in partial shade; mulch in fall; pull back mulch in early spring.
- Zone 9: Plant in spring; plant in partial shade; mulch in fall; pull back mulch in early spring.

Amelanchier x grandiflora 'Autumn Brilliance' – Autumn Brilliance Serviceberry
Note: This is a favorite of Walter's.

Small deciduous tree noted for its white flowers in spring followed by edible fruit in summer
Has good red/orange fall color
Plant in full sun to partial shade
Height: 25 feet; Width: 30 feet
Hardy in USDA zones 5-8:
- Zone 5: Plant in spring to prevent winter heaving; plant in sun; mulch after first hard frost; protect from salt; fertilize in spring and again in fall.
- Zone 6: Plant in spring or early fall; plant in sun to light shade; mulch after first hard frost; fertilize in spring and again in fall.
- Zone 7: Plant in early fall; plant in sun to partial shade; mulch after first hard frost; fertilize in spring and again in fall.
- Zone 8: Plant in early fall; plant in sun to partial shade; mulch in fall; fertilize in spring and again in fall.

Caladium bicolor – Caladium

Tender perennials usually grown as annuals for their bold foliage that is often variegated
Plants have insignificant flowers, which are often removed
Plant in partial to full shade
Plant in rich, organic, slightly acidic, moisture-retentive soil; fertilize monthly
Height: 18-24 inches; Width: 18-24 inches
Annual in USDA zones 2-9
Hardy in USDA zones 10-11:
- Zones 2-9: Plant in spring after danger of frost has passed; plant in partial to full shade; remove foliage and dig in fall before frost; store in frost-free location for winter or discard plants after killing frost.
- Zones 10-11: Plant in spring; plant in partial to full shade; remove tattered foliage throughout season; fertilize spring through fall.

Colocasia esculenta – Elephant Ears
Note: Some elephant ears will survive the winter in the zone 7 climate, especially the black elephant ears.

Large, tender perennials usually grown as annuals for their bold foliage shaped like elephant ears
Plants have insignificant flowers, but will produce berries in longer growing seasons
Plant in light to partial shade
Plant in rich, organic, moist, but well-drained soil; fertilize monthly
Height: 3-5 feet; Width: 3-5 feet
All parts of the plant are poisonous and the sap can irritate skin
Annual in USDA zones 2-8
Hardy in USDA zones 9-11:
- Zones 2-8: 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 9-11: Plant in spring; plant in partial shade; remove tattered foliage throughout season; fertilize spring through fall.

Tiarella cordifolia – Foam Flower

Evergreen to semi-evergreen clump-forming perennial with varied color leaves and spires of fragrant, white or pink flowers in the spring
Plant in rich, moist, but well-drained soil; water when dry
Plant in partial to medium shade
Do not mulch heavily in fall; pull back mulch in spring
Height: 4-12 inches; Width: 8-12 inches, spreading
Hardy in USDA zones 3-8:
- Zone 3: Plant in spring to prevent winter heaving; plant in partial shade; mulch lightly after first hard frost; protect from salt; pull back mulch in spring; divide in spring as new growth appears.
- Zone 4: Plant in spring to prevent winter heaving; plant in partial shade; mulch lightly after first hard frost; protect from salt; pull back mulch in spring; divide in spring as new growth appears.
- Zone 5: Plant in spring to prevent winter heaving; plant in partial shade; mulch lightly after first hard frost; protect from salt; pull back mulch in spring; divide in spring as new growth appears.
- Zone 6: Plant in spring; plant in partial to medium shade; mulch lightly after first hard frost; pull back mulch in spring; divide in spring as new growth appears.
- Zone 7: Plant in spring; plant in partial to medium shade; mulch lightly after first frost; pull back mulch in spring; divide in spring as new growth appears.
- Zone 8: Plant in spring; plant in partial to medium shade; mulch lightly after first frost; pull back mulch in spring; divide in spring as new growth appears; plants may be short-lived in warmer parts of this zone.

Gardening by Zip Code
If you're looking to start a gardening projectbut 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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