shrub

Field Rose

Rosa agrestis

The Story

Plant Bio

Rosa agrestis, the field rose, is a deciduous, upright shrub reaching three to six feet in height, forming a dense, twiggy thicket of arching branches armed with uniform prickles. The grey-green to dark green leaves are pinnately compound and glandular on their undersides, releasing only a very faint, barely perceptible apple scent when crushed.

This species is distinguished from the closely related sweet briar by its smaller leaflets, hairless flower stalks, and flat-to-convex floral discs. The single flowers open white to pale blush pink in late spring, followed by bright red hips that persist into winter.

Uses & Benefits:

Produces delicate white to pale pink flowers in late spring followed by bright red winter hips.

Forms a dense, thorny barrier suitable for informal hedging and erosion control on slopes.

Provides nesting cover for birds and attracts generalist native bees; hips serve as winter food for wildlife.

Essentials

At a Glance

Plant Type

Shrub

Height

79"

Width

59"

Light

Full Sun, Partial Sun

Zones

4, 5, 6, 7, 8

Water

Low to moderate

Humidity

Moderate

Lifespan

Perennial

Native To

Europe, Caucasus, Northwest Africa

Toxicity

Non-toxic (stems are thorny)

Bloom period

Late spring – Early summer

In flower about 2 months of the year

Planting

How to Grow

Select a planting site in full sun to partial shade with well-drained loamy, sandy, or calcareous clay soil.
Dig a hole twice the width of the root ball and set the plant at the same depth it grew in the container.
Water deeply at the base immediately after planting, avoiding overhead watering to minimize foliar diseases.
Apply a balanced, slow-release organic fertilizer in early spring as new growth emerges, avoiding high-nitrogen formulas.

Pro Tip

Never shear this shrub aggressively or cut back into old, leafless bare wood, as buds will fail to break and the natural arching structure will be permanently ruined.

Keep It Thriving

Care Guide

Do

Prune lightly in late winter to remove dead, damaged, or crossing branches.
Ensure excellent air circulation around the canopy to prevent powdery mildew and black spot.
Clean up and destroy fallen leaves in autumn to reduce overwintering fungal spores.

Don't

Do not prune into old, leafless bare wood where dormant buds cannot regenerate.
Do not overwater or plant in soggy, poorly drained soils that cause root rot.
Do not apply excessive nitrogen fertilizer, which stimulates soft, disease-prone foliage.

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fertilize
Pest Check
Prune
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Hedges and barriersNaturalized wildlife gardensErosion control on slopes

Companion Plants

Salvia Lavandula

Multiply

Propagation Methods

Good to Know

Common Questions

Field Rose questions

What zones can Field Rose grow in?

Field Rose is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Field Rose deer resistant?

Not reliably. Deer may browse Field Rose, especially tender spring growth — plan on repellents or fencing where pressure is high.

When does Field Rose bloom?

Field Rose typically blooms in late spring through early summer. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Field Rose need full sun?

Field Rose does best in full sun to part shade. In hot climates, afternoon shade keeps blooms fresher longer.

Is Field Rose drought tolerant?

Yes — once established (usually after the first full season), Field Rose handles dry spells with minimal watering. Water deeply its first year to build the root system that makes that possible.