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Bristly Jewelflower

Streptanthus glandulosus subsp. glandulosus

Care

Sun

full sun, part shade

Size

0–0ft tall

Deer

Resistant

Container

Friendly

Flowers

Prized

Native Range

Coast Ranges from Monterey County to Marin County, below 2000 ft elevation, in grasslands and chaparral

Care Guide

Planting

Plant your bristly jewelflower in full sun where it will get at least 6 hours of direct light daily. This California native thrives in the dry, well-draining conditions of grassland, chaparral, and woodland habitats, so choose a spot with excellent drainage and avoid areas that stay wet. Since it's an annual herb, you can plant it in spring to establish before summer heat arrives.

After Planting

Water regularly during your plant's first growing season to help it establish, then gradually reduce watering as it matures - it's adapted to California's dry conditions and won't need supplemental water once established. This is a low-maintenance plant rated moderate for ease of care, and it's fully deer resistant, so you can relax on that front. The biggest mistake people make is overwatering; remember this plant evolved in chaparral and grasslands where moisture is scarce, so err on the dry side rather than the wet side.

Visit Calscape for more information about Bristly Jewelflower

Wildlife Supported

Insects

Larval Host · Spring

Larval host plant for caterpillars in spring broods

Larval Host · Spring

Larval host plant for caterpillars; critical for breeding

Nectar · Spring

Spring foraging during plant flowering

Nectar · Spring

Adult nectar and pollen feeding during bloom period

mod Honey bee
Nectar · Spring

Early season nectar source when plant blooms

Pollen · Spring

Pollen foraging for larval provisions

Nectar · Spring

Adult nectar foraging during flowering

mod Sweat bee
Pollen · Spring

Early spring pollen collection

+2 more species

Where to Buy

Native Here Nursery

101 Golf Course Dr, Tilden Regional Park, Berkeley

Sat 10am-2pm

3.0 mi (510) 549-0211 Website