Dianella, Paroo Lily 'Cassa Blue'

Dianellacaerulea

Family
Asphodelaceae (as-foh-del-AY-see-ee)
Genus
Dianella (dy-an-NEL-uh)
Species
caerulea (see-ROO-lee-uh)
Synonym
Sun Exposure
Sun to Partial Shade
Foliage
Grown for foliage
Evergreen
Height
12-18 in. (30-45 cm)
Spacing
18-24 in. (45-60 cm)
Hardiness
USDA Zone 9b: to -3.8 °C (25 °F)
USDA Zone 10a: to -1.1 °C (30 °F)
USDA Zone 10b: to 1.7 °C (35 °F)
USDA Zone 11: above 4.5 °C (40 °F)
Bloom Color
Light Blue
Bloom Time
Mid Spring
Late Spring/Early Summer
Other Details
Category
Tropicals and Tender Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
Allow unblemished fruit to ripen; clean and dry seeds
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Umatilla, Florida

Vacherie, Louisiana

Pawleys Island, South Carolina

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Gardener's Notes:

1
positive
1
neutral
0
negative
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B
Pawleys Island, SC | April 2013 | positive

Bought 1 plant May 2012. Fertilized once. Watered 3x per week. Grew enough to divide into 3 by August. Not watered or fertilized after Se...Read More

F
Vacherie, LA (Zone 9a) | January 2011 | neutral

These have struggled in my yard, due to our high humidity and rain. Treating it a few times a year with a broad fungicide has helped, as...Read More

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