# Desert Larkspur (*delphinium parishii*)

The Desert Larkspur (Delphinium parishii) is an eye-catching perennial wildflower native to the arid desert regions of the southwestern United States and northwestern Mexico. Rising elegantly from sandy or gravelly soils, this resilient plant stands out against the dusty, muted desert landscape with its striking spikes of brilliant blue to lavender blossoms. Despite its delicate appearance, it is highly adapted to thrive in harsh, water-scarce environments where few other flowering plants can survive.

- **Category:** [Plants](https://www.snappit.app/explore/categories/plant)
- **Rarity:** Common
- **Danger:** 1/5 · Very low
- **Snaps:** 1
- **Habitat:** Typically found growing in dry sandy or gravelly soils across desert scrub, creosote bush scrub, and Joshua tree woodlands.

![Desert Larkspur](https://inaturalist-open-data.s3.amazonaws.com/photos/190229395/medium.jpg)

Photo: Kenzie Anderson-Bell, CC BY 4.0 · [iNaturalist](https://www.inaturalist.org/photos/190229395)

## Appearance

This plant typically grows between 20 to 60 centimeters tall, featuring erect, slender stems that support a terminal cluster of 5 to 25 flowers. The blossoms are characterized by a distinctive, backward-pointing spur that measures about 1 to 2 centimeters long, with petals that range from pale sky-blue to deep royal blue, and occasionally white. Its leaves are deeply lobed and palmate, concentrated mostly at the base of the stem, and they often wither by the time the flower spike reaches full bloom to conserve vital moisture.

## Taxonomy

- **Kingdom:** Plantae
- **Phylum:** Tracheophyta
- **Class:** Magnoliopsida
- **Order:** Ranunculales
- **Family:** Ranunculaceae
- **Genus:** Delphinium

## Interesting facts

- Every part of the Desert Larkspur is highly toxic, containing neuromuscular blocking chemicals that can be fatal to cattle if consumed in large quantities.
- Native American tribes historically used the crushed blue flowers of this species to create rich pigments and dyes for coloring items and rituals.
- The name 'Larkspur' originates from the spur-like petal structure at the back of the flower, which resembles the hind claw of a lark.

## Special abilities

- **Alkaloid Defense System:** Produces highly toxic diterpene alkaloids throughout its tissues to deter herbivores and insects from grazing on it.
- **Drought-Induced Deciduousness:** Sheds its foliage and goes dormant early during extreme drought or heat to preserve moisture in its deep taproot.
- **Nectar Spur Barrier:** Utilizes a deep floral spur that physically restricts nectar access to specialized pollinators with long tongues, ensuring efficient pollination.

## Measurements & details

- **Length:** 20-60 cm
- **Lifespan:** 2-10 years

## Diet & Feeding

As a photosynthetic plant, the Desert Larkspur manufactures its own energy using sunlight, water, and carbon dioxide.

- **Primary Foods:** Sunlight, Water, Carbon Dioxide, Soil Nutrients

## Ecological connections

- **Mutualism:** White-lined Sphinx Moth (*Hyles lineata*) — Provides nectar and receives pollination services from the White-lined Sphinx Moth.
- **Mutualism:** Desert Digger Bee (*Anthophora linsleyi*) — Specialized native bees visit the blooms to collect nectar, acting as efficient pollinators.
- **Parasite:** Delphinium Aphid (*Aphis rociadae*) — A specialized aphid that sucks nutrient-rich sap from the stems and leaves of the larkspur.

## Safety

**Danger:** 1/5 · Very low

No special safety notes yet.

## Frequently Asked Questions

### How to identify Desert Larkspur?

Start with the whole plant, then compare leaf arrangement, leaf edges, stems and any flowers or fruit. Opposite leaves grow in pairs; alternate leaves come one at a time along the stem. These details tell you far more together than a single green leaf does. Plant Identifier: upload a photo and compare the visible details.

### How long is Desert Larkspur?

20-60 cm

### How long does Desert Larkspur live?

2-10 years

### What does Desert Larkspur eat?

As a photosynthetic plant, the Desert Larkspur manufactures its own energy using sunlight, water, and carbon dioxide.

### Where is Desert Larkspur usually found?

Typically found growing in dry sandy or gravelly soils across desert scrub, creosote bush scrub, and Joshua tree woodlands.

## Where to spot

- [Rodman Mountains](https://www.snappit.app/guides/places/rodman-mountains) — California, US · Natural Landmark
- [Skidoo](https://www.snappit.app/guides/places/skidoo) — California, US · Neighborhood

## More Plants

- [white snakeroot](https://www.snappit.app/explore/white-snakeroot) (*Ageratina altissima*)
- [tree-of-heaven](https://www.snappit.app/explore/tree-of-heaven) (*Ailanthus altissima*)
- [western sword fern](https://www.snappit.app/explore/western-sword-fern) (*Polystichum munitum*)
- [common milkweed](https://www.snappit.app/explore/common-milkweed) (*Asclepias syriaca*)

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Source: [Desert Larkspur: Facts & Places to See — Snappit](https://www.snappit.app/explore/desert-larkspur)