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Delphinium Species, Clark Valley Larkspur, Towering Delphinium, Towering Larkspur

Delphinium geraniifolium

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Delphinium geraniifolium by Xenomorf
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Family
Ranunculaceae (ra-nun-kew-LAY-see-ee)
Info
Genus
Delphinium (del-FIN-ee-um)
Info
Species
geraniifolium (jer-an-ee-ih-FOH-lee-um)
Info
Synonym
Delphinium amplibracteatum
Delphinium tenuisectum subsp. amplibracteatum
Sun Exposure
Sun to Partial Shade
Foliage
Herbaceous
Smooth
Height
24-36 in. (60-90 cm)
Spacing
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Hardiness

Unknown - Tell us

Danger
All parts of plant are poisonous if ingested
Bloom Color
Medium Blue
Blue-Violet
Bloom Time
Mid Summer
Other Details
Category
Herbs
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

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
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting
Collect seedhead/pod when flowers fade; allow to dry
Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored
Regional

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

Flagstaff, Arizona

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Xenomorf
Phoenix, AZ (Zone 9b) | August 2009 | neutral

This Delphinium gets to about 3 ft. high and blooms July-August in Arizona. It occurs in nature in Arizona at about 8500-9000 ft elevatio...Read More

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