Lily of the Nile
Agapanthus 'Midnight Blue'

Family: Agapanthaceae
Genus: Agapanthus (ag-uh-PANTH-us) (Info)
Cultivar: Midnight Blue

Category:

Perennials

Tropicals and Tender Perennials

Height:

12-18 in. (30-45 cm)

18-24 in. (45-60 cm)

Spacing:

15-18 in. (38-45 cm)

Hardiness:

USDA Zone 7a: to -17.7 C (0 F)

USDA Zone 7b: to -14.9 C (5 F)

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

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)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

Handling plant may cause skin irritation or allergic reaction

Bloom Color:

Dark Blue

Purple

Bloom Time:

Mid Summer

Foliage:

Herbaceous

Other details:

Average Water Needs; Water regularly; do not overwater

Suitable for growing in containers

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Non-patented

Propagation Methods:

By dividing the rootball

From seed; winter sow in vented containers, coldframe or unheated greenhouse

From seed; sow indoors before last frost

Seed Collecting:

Bag seedheads to capture ripening seed

Allow pods to dry on plant; break open to collect seeds

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

This plant has been said to grow in the following regions:

Oceanside, California

San Bernardino, California

Gainesville, Florida

Gonzales, Louisiana

Cockeysville, Maryland

Conway, South Carolina

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Gardeners' Notes:

0
positives
1
neutral
0
negatives
RatingContent
Neutral

On May 23, 2012, MATTIE_GIRL from Oceanside, CA wrote:

HELP ON AGAPANTHUS "MIDNIGHT BLUE"!

I live in Oceanside, San Diego County, CA about one mile from the ocean. We have moderate temps in the 60's & 70's most of the year. Winter does get us down to the mid-30s and 40's for a few hours on occassional nights. I planted these in full sun, pool-side. They thrived and bloomed their first summer and fall just like all my other Agapanthus varieties. Then their follage dwindled back to just a sparing few leaves for all of the winter months in spite of sunshine and pleasant temperatures. Now, the one that I didn't yank out of the ground is back and beautiful!

Does this variety normally go dormant even in Southern California?

Can they acclimate and stay follaged all year once they get rooted in, albe... read more