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River Hawthorn

Crataegusrivularis

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Family

Rosaceae (ro-ZAY-see-ee)

Info

Genus

Crataegus (krah-TEE-gus)

Info

Species

rivularis (riv-yoo-LAIR-iss)

Info

Synonym

Sun Exposure

Full Sun

Sun to Partial Shade

Light Shade

Foliage

Deciduous

Textured

Height

12-15 ft. (3.6-4.7 m)

Spacing

36-48 in. (90-120 cm)

4-6 ft. (1.2-1.8 m)

6-8 ft. (1.8-2.4 m)

8-10 ft. (2.4-3 m)

10-12 ft. (3-3.6 m)

Hardiness

USDA Zone 5a: to -28.8 °C (-20 °F)

Danger

Plant has spines or sharp edges; use extreme caution when handling

Bloom Color

White/Near White

Bloom Time

Late Spring/Early Summer

Other Details

Category

Edible Fruits and Nuts

Trees

Water Requirements

Drought-tolerant; suitable for xeriscaping

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

Flowers are fragrant

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

Soil pH requirements

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

7.9 to 8.5 (alkaline)

8.6 to 9.0 (strongly alkaline)

over 9.1 (very alkaline)

Patent Information

Non-patented

Propagation Methods

From seed; direct sow outdoors in fall

From seed; sow indoors before last frost

Scarify seed before sowing

Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting

Allow seedheads to dry on plants; remove and collect seeds

Remove fleshy coating on seeds before storing

Seed does not store well; sow as soon as possible

Regional

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

Logan, Utah

Trenton, Utah

West Jordan, Utah

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Gardener's Notes:

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positive

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negative

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