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Johnston's Monkeyflower

Diplacus johnstonii

Johnston's Monkeyflower
Photo: Alex Heyman, CC0

Johnston's monkeyflower is a small annual wildflower from the mountains of southern California, known for its dark pink to magenta flowers with yellow and purple throat markings. It grows best in full sun with lean, gritty, well-drained soil, similar to its rocky native scree slopes.

Family
Phrymaceae (Phrym family)
Grows as
Annual
Light
Full sun
Water
Water lightly and let the soil dry out between waterings; it is adapted to dry summers.
Soil
Lean, gritty, well-drained mineral soil or scree-like mix.
Temperature
10–25 °C; tolerates mild frost but not prolonged freezing.
How easy
Moderate
Native range
S. California
Climate
subtropical

About

Diplacus johnstonii is a species of monkeyflower known by the common name Johnston's monkeyflower.

Where it grows

It is endemic to the Transverse Ranges of southern California, where it is known only from the San Gabriel and San Bernardino Mountains. It grows in rocky and disturbed habitat, such as roadsides and scree.

Other Diplacus plants

Narrowleaf Pansy Monkeyflower · San Diego bush monkeyflower · Diplacus × australis · Harlequin Monkeyflower · Bigelow's Monkeyflower · Bolander's Monkeyflower · Santa Cruz Island Monkeyflower · Wide Throat Yellow Monkey Flower · Kaweah River bush monkeyflower · Cascade Monkeyflower · Cleveland's bush monkeyflower · North Idaho Monkeyflower

Text excerpted from the Wikipedia article Diplacus johnstonii by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.

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