Bush Clover vs Mountain Ash Plant Comparison

Compare these two plants side by side — care needs, key differences, and which is right for your home.

Bush Clover

Bush Clover

Lespedeza spp.

VS
Mountain Ash

Mountain Ash

Sorbus aucuparia

Bush Clover

Bush Clover

Lespedeza spp.

Bush clovers are a diverse group of herbaceous perennials or subshrubs, typically characterized by their trifoliate leaves and pea-like flowers. They range in height from a few inches to several feet, depending on the species. Many species are valued for their drought tolerance and ability to thrive in poor soils, making them useful for erosion control and wildlife habitat. While some species are considered invasive in certain regions, others are cultivated for ornamental purposes or forage. They are primarily outdoor plants and do not thrive indoors.

Fabaceae (Leguminosae) Eastern Asia (primarily Japan, Korea, and China), with some species native to North America
✨ Features: Drought tolerance, nitrogen fixation (in some species), attracts pollinators
📖 Read Complete Bush Clover Guide
Mountain Ash

Mountain Ash

Sorbus aucuparia

Sorbus aucuparia, commonly known as Rowan or European Mountain Ash, is a deciduous tree typically reaching 15-30 feet in height. It features pinnately compound leaves and clusters of white flowers in spring, followed by bright red-orange berries in the fall. While visually appealing, it's primarily an outdoor tree, thriving in full sun and well-drained soil. People grow it for its ornamental value, particularly the vibrant berries that attract birds. Indoor cultivation is extremely challenging due to its need for a cold dormancy period and intense sunlight.

Rosaceae Europe and parts of Asia
✨ Features: Attractive berries that provide food for birds, ornamental value in all seasons.
📖 Read Complete Mountain Ash Guide

Quick Plant Comparison

Feature Bush Clover Mountain Ash
Light Full sun to partial shade Full sun (at least 6 hours of direct sunlight per day)
Watering Once or twice a week during the growing season, less frequently during dormancy. Outdoors: Once or twice a week during the growing season, less frequently during dormancy. Indoors (not recommended): Extremely difficult to maintain proper moisture levels.
Humidity 30-50% 30-50%
Temperature 15-27°C 10-24°C
Care Level Expert Expert
Growth Rate Moderate To Fast; Some Species Can Be Aggressive Spreaders Via Rhizomes Or Self-seeding. Moderate
Max Height 0.3-2 meters (outdoors) Outdoors: 15-30 feet. Indoors: Not suitable for indoor growing.
Pet Safety ❌ Toxic To Pets ❌ Toxic To Pets
Soil Well-draining soil; tolerates a wide range of soil types, including sandy, loamy, and clay soils. Prefers slightly acidic to neutral pH. Well-drained, slightly acidic soil
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (outdoors) 30 minutes monthly (pruning, fertilizing, pest control)

🔬 Botanical Information — Comparing These Plants

Bush Clover

Scientific Name Lespedeza spp.
Family Fabaceae (Leguminosae)
Native To Eastern Asia (primarily Japan, Korea, and China), with some species native to North America
Also Known As Bush Clover, Japanese Bush Clover, Roundhead Lespedeza, Sericea Lespedeza
Leaves The leaves are trifoliate, meaning they consist of three leaflets. The leaflets are typically oval or oblong in shape and range in color from green to grayish-green. The texture is generally smooth.
Flowers Bush clover produces pea-like flowers in clusters or racemes. The flowers are typically pink, purple, or white, depending on the species. Flowering occurs in late summer or early fall. It will not flower indoors.

Mountain Ash

Scientific Name Sorbus aucuparia
Family Rosaceae
Native To Europe and parts of Asia
Also Known As Rowan, European Mountain Ash
Leaves Pinnately compound leaves, typically 6-10 inches long, with 9-15 leaflets. Leaflets are lance-shaped, serrated, and dark green in color, turning reddish-purple in the fall.
Flowers It rarely, if ever, flowers indoors. Outdoors, it produces clusters of small, white flowers in the spring.

📏 Size & Growth — Plant Comparison

Bush Clover

Height 0.3-2 meters (outdoors)
Spread 0.3-1.5 meters (outdoors); can spread aggressively depending on the species.
Growth Rate Moderate To Fast; Some Species Can Be Aggressive Spreaders Via Rhizomes Or Self-seeding.
Growth Pattern Bush clover exhibits a bushy or shrub-like growth pattern, with multiple stems arising from the base. Some species spread via rhizomes, forming colonies.

Mountain Ash

Height Outdoors: 15-30 feet. Indoors: Not suitable for indoor growing.
Spread 10-20 feet
Growth Rate Moderate
Growth Pattern Upright, deciduous tree with a rounded crown. It typically grows as a single-trunk tree, but can sometimes have multiple stems.

🌱 Propagation — Comparing Plant Growth

Bush Clover

Methods: Seed, stem cuttings, division

Difficulty: Easy To Moderate

Tips: For seed propagation, scarify the seeds before sowing in spring. Stem cuttings can be taken in late spring or early summer. Division is best done in early spring or fall.

Mountain Ash

Methods: Seed, cuttings, grafting

Difficulty: Moderate

Tips: For seed propagation, cold stratify seeds for several months before sowing. Cuttings should be taken in late spring or early summer.

✨ Benefits & Features — Comparing Plant Value

Bush Clover

Bush clover is known for its drought tolerance and ability to thrive in poor soils. Some species are nitrogen-fixing, which means they can improve soil fertility. It attracts pollinators and provides habitat for wildlife.

  • ✓ Attracts pollinators like bees and butterflies.
  • ✓ Provides habitat for wildlife.
  • ✓ Drought-tolerant and low-maintenance.
  • ✓ Can improve soil fertility through nitrogen fixation.
  • ✓ Adds visual interest to the landscape with its flowers and foliage.
  • ⚠️ Toxic to pets

Mountain Ash

The bright red-orange berries are a key identifying feature and provide a valuable food source for birds in the fall and winter. Its tolerance for colder climates makes it suitable for northern regions.

  • ✓ Provides food and shelter for birds
  • ✓ Adds ornamental value to the landscape
  • ✓ Offers seasonal interest with flowers and berries
  • ✓ Can be used for traditional crafts and culinary purposes (with caution)
  • ✓ Provides shade in the summer
  • ⚠️ Toxic to pets

📅 Maintenance Schedule — Plant Care Comparison

Bush Clover

Repotting Not applicable for indoor growing as it's not recommended. If attempted, repot every 1-2 years in spring, especially if grown in a container.
Pruning Prune in early spring to remove dead or damaged growth and to shape the plant. Deadhead spent flowers to encourage further blooming.
Fertilizing Apply a balanced fertilizer (10-10-10) in early spring. Avoid over-fertilizing, as this can promote excessive vegetative growth at the expense of flowering.
Seasonal Care In spring, prune back dead or damaged growth. In summer, provide adequate water during dry periods. In fall, allow the plant to go dormant. In winter, protect from extreme cold if necessary.

Mountain Ash

Repotting Not applicable for outdoor trees. Indoor attempts are unlikely to succeed.
Pruning Prune in late winter or early spring to remove dead or damaged branches and to shape the tree.
Fertilizing Balanced fertilizer (10-10-10) in spring, diluted to half strength. Avoid fertilizing during dormancy.
Seasonal Care Spring: Fertilize. Summer: Monitor for pests and water regularly. Fall: Berries ripen, prepare for dormancy. Winter: Dormancy period, minimal watering.

🌞 Light Requirements

Bush Clover

Full sun to partial shade

Low light tolerant: ❌ No

Mountain Ash

Full sun (at least 6 hours of direct sunlight per day)

Low light tolerant: ❌ No

💧 Watering Needs

Bush Clover

Water deeply when the top inch of soil is dry. Avoid overwatering, which can lead to root rot. Established plants are drought-tolerant. Signs of underwatering include wilting and dry, brittle leaves. Overwatering symptoms include yellowing leaves and soggy soil.

Mountain Ash

Water deeply when the topsoil feels dry to the touch. Avoid overwatering, which can lead to root rot. During the growing season, water more frequently. Reduce watering in the fall and winter. Signs of underwatering include wilting leaves and dry soil. Overwatering signs include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Bush Clover

Temperature: 15-27°C

Humidity: 30-50%

Mountain Ash

Temperature: 10-24°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Bush Clover

Bush Clover

Lespedeza spp.
Care: Expert Time: 15 minutes weekly (outdoors) Beginner: No

Gardeners looking for a drought-tolerant, low-maintenance plant for erosion control, wildlife habitat, or ornamental purposes in an outdoor setting.

✅ Choose This Plant If...

  • You need a drought-tolerant plant for a sunny location.
  • You want to attract pollinators to your garden.
  • You need a plant for erosion control on a slope.
  • You want a low-maintenance perennial for a naturalized area.
  • You are looking for a plant that can thrive in poor soils.

❌ Skip This Plant If...

  • You need a plant that thrives indoors.
  • You live in an area where it is considered invasive.
  • You have pets that might ingest it.
📍 Ideal Location: Outdoor garden, meadow, or naturalized area with full sun exposure.
🎨 Style: Naturalistic, Cottage, Wildlife Garden
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Lespedeza is toxic to horses, causing blistering or photosensitivity. Symptoms include skin irritation, blistering, and sensitivity to sunlight. The toxic principle is unknown.
Mountain Ash

Mountain Ash

Sorbus aucuparia
Care: Expert Time: 30 minutes monthly (pruning, fertilizing, pest control) Beginner: No

Gardeners with outdoor space who want an ornamental tree that attracts birds.

✅ Choose This Plant If...

  • You have ample outdoor space and want a beautiful ornamental tree.
  • You want to attract birds to your garden.
  • You appreciate the vibrant colors of the berries in the fall.
  • You are experienced with tree care and pruning.
  • You live in a climate with cold winters suitable for its dormancy.

❌ Skip This Plant If...

  • You live in an apartment or have limited outdoor space.
  • You are looking for an easy-to-care-for indoor plant.
  • You have pets that might ingest the toxic berries.
  • You live in a very warm climate without a cold winter.
  • You are not prepared to deal with potential pest and disease issues.
📍 Ideal Location: Outdoors in a sunny location with well-drained soil.
🎨 Style: Traditional, Cottage Garden
🏠 Apartment Friendly: No
⚠️ The berries contain compounds that can release cyanide when digested. Symptoms in pets include vomiting, diarrhea, abdominal pain, and potential cyanide poisoning. All parts of the plant, especially the berries, are toxic to dogs, cats, and horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Neither - caution
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

☀️

Bush Clover needs full sun to partial shade, while Mountain Ash prefers full sun (at least 6 hours of direct sunlight per day).

💡 Pro Tips For Comparing These Plants

Bush Clover Care Tips

Bush clover is primarily an outdoor plant and is very challenging to grow indoors due to its high light requirements and need for seasonal dormancy. It requires full sun, well-draining soil, and moderate watering. Indoor cultivation is not recommended.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for optimal growth and flowering.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Prune in early spring to remove dead or damaged growth and shape the plant.
  • Monitor for pests and diseases and treat promptly.
❄️ Winter: Bush clover is dormant in winter. Reduce watering and protect from extreme cold if necessary. Prune back dead or damaged growth in late winter or early spring.
☀️ Summer: Provide adequate water during dry periods. Monitor for pests and diseases. Deadhead spent flowers to encourage further blooming.

Mountain Ash Care Tips

Mountain Ash is an outdoor tree that is extremely difficult to grow indoors. It requires full sun, well-drained soil, and a cold dormancy period. Indoor attempts are unlikely to succeed long-term. Maintaining proper humidity and preventing pests are also challenges.

  • Plant in well-drained soil to prevent root rot.
  • Prune regularly to maintain shape and remove dead wood.
  • Monitor for pests and diseases and treat promptly.
  • Fertilize in the spring with a balanced fertilizer.
  • Provide adequate water during dry periods.
❄️ Winter: Minimal watering is required during dormancy. Protect young trees from harsh winter winds. Mulch around the base of the tree to insulate the roots.
☀️ Summer: Water regularly during dry periods. Monitor for pests and diseases. Provide shade during extremely hot weather if the tree is young.

⚠️ Common Problems & Solutions — Plant Care Comparison

Bush Clover

Common Issues: Root rot, powdery mildew, leaf spot, insect pests (aphids, spider mites)
Solutions: Ensure well-draining soil and avoid overwatering to prevent root rot. Apply a fungicide for powdery mildew and leaf spot. Treat insect infestations with insecticidal soap or neem oil.

Mountain Ash

Common Issues: Aphids, spider mites, fire blight, root rot
Solutions: Aphids and spider mites can be treated with insecticidal soap or neem oil. Fire blight requires pruning infected branches. Root rot is caused by overwatering; improve drainage and reduce watering frequency.

❓ Frequently Asked Questions — Comparing These Plants

Bush Clover

What are the light requirements for Bush Clover?

Bush Clover requires at least six hours of direct sunlight per day for optimal growth and abundant flowering. While it can tolerate partial shade, insufficient sunlight can lead to leggy growth and reduced bloom production. In hotter climates, some afternoon shade can be beneficial to prevent scorching of the foliage. When planting Bush Clover, choose a location that receives ample sunlight throughout the day. If growing in containers, rotate the plant regularly to ensure even light exposure on all sides. Monitor the plant’s growth and adjust its location as needed to provide the appropriate amount of light. South-facing locations are generally ideal.

How do I care for Bush Clover?

Bush Clover thrives in well-draining soil and requires full sun to partial shade for optimal growth and flowering. Water regularly, especially during dry periods, but avoid overwatering, which can lead to root rot. Fertilize in early spring with a balanced fertilizer to promote healthy growth and abundant blooms. Prune annually in late winter or early spring to remove dead or damaged branches and to maintain the desired shape. Bush Clover is relatively drought-tolerant once established. Protect from extreme cold in colder climates with a layer of mulch around the base of the plant. Monitor for pests and diseases, and treat promptly if necessary. Provide support for taller varieties to prevent them from sprawling. Ensure good air circulation to prevent fungal diseases. Regularly check the soil moisture to ensure proper watering.

How do I propagate Bush Clover?

Bush Clover can be propagated through several methods, including division, stem cuttings, and seed. Division is best done in early spring or fall. Carefully dig up the plant and divide the root ball into smaller sections, ensuring each section has healthy roots and shoots. Replant the divisions in well-draining soil. For stem cuttings, take 4-6 inch cuttings from new growth in late spring or early summer. Remove the lower leaves and dip the cut end in rooting hormone. Plant the cuttings in a moist, well-draining potting mix and keep them in a humid environment until they root. Seeds can be sown in early spring after stratification (cold treatment). Keep the soil moist and warm until germination occurs.

Mountain Ash

What are the light requirements for Mountain Ash?

Mountain Ash thrives in bright, indirect light. Direct sunlight can scorch the delicate leaves, so avoid placing it in south-facing windows without some form of shading. An east- or west-facing window is ideal, providing ample light without the harshness of direct sun. If natural light is insufficient, supplement with a grow light to ensure healthy growth. Rotate the plant regularly to ensure even exposure to light on all sides. Insufficient light can lead to leggy growth and reduced vigor. Monitor the leaves for signs of sun scorch, such as browning or bleaching, and adjust the placement accordingly.

How do I care for Mountain Ash?

To successfully grow Mountain Ash indoors, provide bright, indirect light, avoiding direct sunlight which can scorch the leaves. Water thoroughly when the top inch of soil feels dry, ensuring good drainage to prevent root rot. Maintain moderate humidity levels, especially during winter when indoor air tends to be drier. Fertilize monthly during the growing season (spring and summer) with a balanced liquid fertilizer diluted to half strength. Repot every 2-3 years, or when the plant becomes root-bound, using a well-draining potting mix. Prune regularly to maintain shape and remove any dead or damaged branches. Protect from extreme temperatures and drafts. Monitor for pests and address promptly.

How do I propagate Mountain Ash?

Mountain Ash can be propagated through stem cuttings or air layering.

Last updated: April 27, 2026 — Plant care data reviewed and verified by our editorial team.