Prospero Species, Autumn Squill

Prosperoautumnale

Species
autumnale (aw-tum-NAH-lee)
Synonym
Anthericum autumnale
Ornithogalum autumnale
Scilla autumnalis
Scilla corsica
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Height
under 6 in. (15 cm)
6-12 in. (15-30 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
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
Bloom Color
Rose/Mauve
Blue-Violet
Lavender
Medium Purple
Bloom Time
Late Summer/Early Fall
Mid Fall
Late Fall/Early Winter
Other Details
Category
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
Regional

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

Liberty, North Carolina

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Gardener's Notes:

2
positives
2
neutrals
0
negative
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S
Louisville, KY (Zone 6b) | April 2015 | positive

Now classified as Prospero autumnale. Not often offered for sale.

B
(Zone 7a) | March 2007 | neutral

germination detail:

Sow at 4*C (39.2*F) for 3 months, then place at 20*C (68*F) for 3 months

W
Pittstown, NJ | September 2005 | positive

Really pretty. I got these bulb in a trade and forgot to label them. I was very plesantly surprised when they bloomed. They are going ...Read More

S
S
(Zone 8b) | April 2005 | neutral

Introduction: 1753. Origine most parts of Europe, North-Africa and West-Asia. Just what the name tells...blooming late summer or autumn. ...Read More

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