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Plant varieties and zone information

From "Garden Sense"
episode DGAR-109

(Continued from page 2)

Iris ensata 'Pin Stripe' – Japanese Iris

Deciduous perennial producing clumps of grassy foliage and 6-inch beardless pale violet flowers with dark violet veins in summer
Plant in reliably moist to wet soil; tolerates boggy conditions during growing season; dry in winter
Plant in full sun to light shade
Remove dead foliage in fall
Height: 2-3 feet; Width: 2-3 feet
Hardy in USDA zones 4-9:
- Zone 4: Plant in spring to prevent winter heaving; plant in full sun; apply extra mulch after first hard frost; avoid contact with salt.
- Zone 5: Plant in spring to prevent winter heaving; plant in full sun; apply extra mulch after first hard frost; avoid contact with salt.
- Zone 6: Plant in spring; plant in full sun to light shade; apply extra mulch after first hard frost.
- Zone 7: Plant in spring; plant in full sun to light shade; apply extra mulch after first hard frost.
- Zone 8: Plant in spring or early fall; plant in full sun to light shade.
- Zone 9: Plant in spring or early fall; plant in full sun to light shade.

Iris germanica 'Blue Staccato' – German Bearded Iris

Deciduous perennial produces clumps of grassy foliage and 6-inch bearded flowers with white ruffled petals edged in deep blue-purple in late spring to early summer
Plant in rich, moist, but well-drained soil
Plant in full sun to light shade
Remove dead foliage in fall; divide rhizomes after blooming in summer
Height: 2-4 feet; Width: 2-4 feet, spreading
Hardy in USDA zones 3-9:
- Zone 3: Plant in spring to prevent winter heaving; plant in full sun; apply extra mulch after first hard frost; avoid contact with salt.
- Zone 4: Plant in spring to prevent winter heaving; plant in full sun; apply extra mulch after first hard frost; avoid contact with salt.
- Zone 5: Plant in spring to prevent winter heaving; plant in full sun; apply extra mulch after first hard frost; avoid contact with salt.
- Zone 6: Plant in spring; plant in full sun to light shade; apply extra mulch after first hard frost.
- Zone 7: Plant in spring; plant in full sun to light shade; apply extra mulch after first hard frost.
- Zone 8: Plant in spring or early fall; plant in full sun to light shade.
- Zone 9: Plant in spring or early fall; plant in full sun to light shade.

Ipomoea batatas 'Blackie' – Blackie Sweet Potato Vine

Vigorous trailing annual vine with dark purple to almost black bold foliage
Plant in moist, but well-drained soil; water when dry
Tolerates heat
Plant in full sun
Height: 6 inches; Width: to 48 inches or more
Annual in USDA zones 2-9
Hardy in USDA zones 10-11:
- Zones 2-9: Plant in spring after danger of frost has passed; fertilize with water-based fertilizer twice monthly during growing season; cut back foliage and dig tubers for indoors before frost or discard plants after killing frost.
- Zones 10-11: Plant in spring; mulch in fall; prune away old foliage in early spring; fertilize twice monthly during spring and summer.

Helichrysum petiolare 'Limelight' – Licorice Plant 'Limelight'

Trailing annual vine with bright chartreuse fuzzy leaves
Plant in moist, but well-drained soil; water when dry
Plant in light shade; may lose leaf color in strong light or heat
Height: 20 inches; Width: to 6 feet
Annual in USDA zones 2-9
Hardy in USDA zones 10-11:
- Zones 2-9: Plant in spring after danger of frost has passed; fertilize with water-based fertilizer twice monthly during growing season; cut back foliage and bring indoors before frost or discard plants after killing frost.
- Zones 10-11: Plant in spring; mulch in fall; prune away old foliage in early spring; fertilize twice monthly during spring and summer.

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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