Hyacinthus, Dutch Hyacinth 'Sky Jacket'

Hyacinthusorientalis

Genus
Hyacinthus (hy-uh-SIN-thus)
Species
orientalis (or-ee-en-TAY-liss)
Synonym
Sun Exposure
Full Sun
Foliage
Smooth
Height
6-12 in. (15-30 cm)
Spacing
6-9 in. (15-22 cm)
Hardiness
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
Danger
All parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction
Bloom Color
Dark Blue
Medium Blue
Lavender
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
Suitable for growing in containers
Bloom Characteristics
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.6 to 7.5 (neutral)
Patent Information
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:

GARBERVILLE, California

Los Altos, California

Olathe, Kansas

Bridgewater, New Jersey

, Ontario

Media, Pennsylvania

Kirkland, Washington

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Gardener's Notes:

2
positives
0
neutral
0
negative
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V
Media, PA | April 2010 | positive

Beautiful blue hyacinth. The darker one in the picture is 'Crystal Palace'.

L
Bridgewater, NJ | June 2007 | positive

A very pretty hyacinth of a lavendar-blue color. The bases of the individual flowers are a pure aqua-blue upon very close inspection. Loo...Read More

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(Phoebastria nigripes)