Hyacinthus, Roman Hyacinth, French Hyacinth

Hyacinthus orientalis var. albulus

Genus
Hyacinthus (hy-uh-SIN-thus)
Synonym
Scilla coronaria
Sun Exposure
Full Sun
Foliage
Smooth
Height
6-12 in. (15-30 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
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)
Danger
All parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Light Blue
White/Near White
Bloom Time
Mid Spring
Other Details
Category
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
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:

Hanceville, Alabama

Lawley, Alabama

Canoga Park, California

GARBERVILLE, California

Los Altos, California

Denver, Colorado

Braselton, Georgia

Conyers, Georgia

Stone Mountain, Georgia

Hillsboro, Illinois

Mount Prospect, Illinois

Olathe, Kansas

Ewing, Kentucky

Mandeville, Louisiana

Silver Spring, Maryland

Royal Oak, Michigan

Millville, New Jersey

Conway, South Carolina

Laurens, South Carolina

Loudon, Tennessee

Nevada, Texas

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Featured Videos

Gardener's Notes:

5
positives
1
neutral
0
negative
Sort By:
Sort By:
B
Braselton, GA (Zone 8a) | February 2007 | positive

I dug up a patch of these last Spring at an old abandoned homesite and re-planted near some daffs. Wasn't sure if they'd come back but th...Read More

C
Los Altos, CA (Zone 9a) | January 2007 | positive

I found this white hyacinth at a local house here in Zone 9. See photo that I posted. Not absolutely sure of id but it usually blooms...Read More

T
Raleigh, NC (Zone 7b) | April 2005 | positive

This is the original "Roman Hyacinth". These bulbs have been in my family for over 100 years. Flowers are smaller and more delicate tha...Read More

K
K
L.A. (Canoga Park), CA (Zone 10a) | October 2004 | positive

They will return year after year without refrigeration in this zone 10.

G
Chantilly, VA (Zone 6b) | March 2003 | positive

This plant is a survivor. I rescued one from an abandoned homesite anout 12 years ago. It has multiplied and thrived with no care in one ...Read More

K
Dallas, TX (Zone 8a) | August 2001 | neutral

Fungal and bacterial rot may be serious; to prevent spread, to not plant in infected soil for three years

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