Flowering Almond vs Fountain Grass Plant Comparison

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

Flowering Almond

Flowering Almond

Prunus glandulosa

VS
Fountain Grass

Fountain Grass

Pennisetum setaceum

Flowering Almond

Flowering Almond

Prunus glandulosa

Prunus glandulosa, commonly known as Flowering Almond, is a deciduous shrub prized for its profuse display of pink or white double flowers in early spring. Typically growing to a height of 4-5 feet, it features slender, upright branches and lance-shaped leaves. It is primarily an outdoor plant, cultivated for its ornamental value in gardens and landscapes. While attempts can be made to grow it indoors, it struggles to thrive due to the high light requirements and dormancy needs.

Rosaceae China
✨ Features: Profuse spring blooms, attractive foliage, ornamental value
📖 Read Complete Flowering Almond Guide
Fountain Grass

Fountain Grass

Pennisetum setaceum

Fountain Grass is a perennial grass known for its graceful, arching foliage and bottlebrush-like flower plumes. Typically grown as an ornamental grass, it adds texture and movement to landscapes. It forms dense clumps of slender, linear leaves that can range in color from green to reddish-purple, depending on the cultivar. The feathery flower plumes emerge in summer and persist into fall, adding visual interest. While primarily an outdoor plant, it is sometimes grown in containers. It is valued for its drought tolerance and low maintenance requirements in suitable climates.

Poaceae Native to tropical Africa, Southwest Asia, and the Arabian Peninsula; naturalized in many other regions.
✨ Features: Drought tolerance, attractive flower plumes, adds texture and movement to landscapes.
📖 Read Complete Fountain Grass Guide

Quick Plant Comparison

Feature Flowering Almond Fountain Grass
Light Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering. Full sun (at least 6-8 hours of direct sunlight daily)
Watering Every 7-10 days during the growing season, less frequently in winter. Every 1-2 weeks, depending on weather and soil drainage
Humidity 30-50% 30-50%
Temperature 10-24°C 18-30°C
Care Level Expert Expert
Growth Rate Moderate Fast
Max Height N/A (Outdoor shrub, unlikely to thrive indoors) 0.6-1.5 meters (outdoor); significantly smaller in containers indoors (if attempted)
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining loamy soil Well-draining soil, such as a sandy loam or a general-purpose potting mix amended with perlite.
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 30 minutes weekly (including watering, pruning, and pest control) 15 minutes monthly

🔬 Botanical Information — Comparing These Plants

Flowering Almond

Scientific Name Prunus glandulosa
Family Rosaceae
Native To China
Also Known As Flowering Almond, Dwarf Flowering Almond, Rose Tree of China
Leaves The leaves are lance-shaped, finely serrated, and typically 2-4 inches long. They are a medium green color and provide a nice backdrop for the flowers.
Flowers Flowering Almond produces abundant double flowers in early spring, typically in shades of pink or white. It is very unlikely to flower indoors.

Fountain Grass

Scientific Name Pennisetum setaceum
Family Poaceae
Native To Native to tropical Africa, Southwest Asia, and the Arabian Peninsula; naturalized in many other regions.
Also Known As Fountain Grass, Crimson Fountain Grass, Purple Fountain Grass
Leaves Slender, linear leaves that can range in color from green to reddish-purple, depending on the cultivar. The leaves are typically 30-90 cm long and 0.5-1 cm wide.
Flowers Flowers are produced in bottlebrush-like plumes that can be pink, purple, or white. The plumes emerge in summer and persist into fall. It is very unlikely to flower indoors.

📏 Size & Growth — Plant Comparison

Flowering Almond

Height N/A (Outdoor shrub, unlikely to thrive indoors)
Spread N/A (Outdoor shrub, unlikely to thrive indoors)
Growth Rate Moderate
Growth Pattern Upright, bushy shrub with slender branches. It typically grows to a height of 4-5 feet and a spread of 3-4 feet.

Fountain Grass

Height 0.6-1.5 meters (outdoor); significantly smaller in containers indoors (if attempted)
Spread 0.6-1.2 meters (outdoor); spreads via seeds and can be invasive in some regions.
Growth Rate Fast
Growth Pattern Forms dense clumps of arching, linear leaves. Flower plumes emerge from the center of the clump and arch outwards.

🌱 Propagation — Comparing Plant Growth

Flowering Almond

Methods: Stem cuttings, Seed, Grafting

Difficulty: Moderate

Tips: Take semi-hardwood cuttings in late spring or early summer. Rooting hormone can improve success. Grafting is often used to propagate desirable cultivars.

Fountain Grass

Methods: Seed, Division

Difficulty: Easy

Tips: Divide established clumps in spring or fall. Sow seeds in spring after the last frost. Ensure good drainage and consistent moisture during germination.

✨ Benefits & Features — Comparing Plant Value

Flowering Almond

The profuse display of double flowers in early spring is its most distinguishing characteristic. It is a relatively small shrub, making it suitable for smaller gardens.

  • ✓ Provides early spring color.
  • ✓ Attracts pollinators.
  • ✓ Adds ornamental value to the landscape.
  • ✓ Can be used as a hedge or screen.
  • ✓ Offers a sense of seasonal change.
  • ⚠️ Toxic to pets

Fountain Grass

Fountain Grass is known for its graceful, arching foliage and bottlebrush-like flower plumes. The flower plumes add visual interest and movement to landscapes. Its drought tolerance makes it a popular choice for xeriscaping.

  • ✓ Adds visual interest to landscapes
  • ✓ Provides habitat for birds and beneficial insects
  • ✓ Drought-tolerant and low-maintenance
  • ✓ Erosion control on slopes
  • ✓ Can be used in cut flower arrangements
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Flowering Almond

Repotting N/A (Outdoor shrub, not typically grown in pots)
Pruning Prune after flowering to remove dead or crossing branches and to shape the shrub. Avoid heavy pruning, as it can reduce flowering.
Fertilizing Balanced fertilizer (10-10-10) in early spring before flowering. Avoid over-fertilizing.
Seasonal Care In spring, fertilize before flowering. In summer, monitor for pests and diseases. In fall, prune after flowering. In winter, provide protection from harsh weather.

Fountain Grass

Repotting Not typically repotted if grown outdoors. If grown in containers, repot every 1-2 years in spring.
Pruning Cut back foliage in late winter or early spring before new growth emerges. Deadhead spent flower plumes to maintain appearance and prevent unwanted seed dispersal.
Fertilizing Apply a balanced slow-release fertilizer in spring. Avoid over-fertilizing, as this can lead to excessive foliage growth at the expense of flowering.
Seasonal Care In winter, cut back foliage to a few inches above the ground in colder climates. In summer, ensure adequate watering during dry spells.

🌞 Light Requirements

Flowering Almond

Full sun to partial shade. Requires at least 6 hours of direct sunlight daily for optimal flowering.

Low light tolerant: ❌ No

Fountain Grass

Full sun (at least 6-8 hours of direct sunlight daily)

Low light tolerant: ❌ No

💧 Watering Needs

Flowering Almond

Water deeply when the top inch of soil feels dry. 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 can cause yellowing leaves and soggy soil.

Fountain Grass

Water deeply when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Allow the soil to dry out slightly between waterings. Signs of underwatering include drooping or browning leaves. Overwatering can cause yellowing leaves and a mushy base.

🌡️ Temperature & Humidity

Flowering Almond

Temperature: 10-24°C

Humidity: 30-50%

Fountain Grass

Temperature: 18-30°C

Humidity: 30-50%

🤔 Which Plant Is Right For You?

Flowering Almond

Flowering Almond

Prunus glandulosa
Care: Expert Time: 30 minutes weekly (including watering, pruning, and pest control) Beginner: No

Gardeners in temperate climates seeking a beautiful spring-flowering shrub for their landscape.

✅ Choose This Plant If...

  • You want a stunning display of pink or white flowers in early spring.
  • You have a sunny garden spot with well-draining soil.
  • You appreciate the traditional look of flowering shrubs.
  • You are willing to prune and maintain the plant regularly.
  • You want to attract pollinators to your garden.

❌ Skip This Plant If...

  • You have pets that may ingest the plant.
  • You live in a climate with extremely cold winters or hot summers.
  • You do not have a sunny location.
  • You are looking for a low-maintenance plant.
📍 Ideal Location: Outdoor garden or landscape with full sun exposure.
🎨 Style: Traditional, Cottage, Romantic
🏠 Apartment Friendly: No
⚠️ All parts of the Flowering Almond plant, especially the stems, leaves, and seeds, contain cyanogenic glycosides, which can release cyanide when ingested. This is toxic to dogs, cats, and horses. Symptoms include difficulty breathing, dilated pupils, vomiting, and seizures.
Fountain Grass

Fountain Grass

Pennisetum setaceum
Care: Expert Time: 15 minutes monthly Beginner: No

Gardeners looking for a low-maintenance, ornamental grass to add texture and movement to their outdoor landscapes.

✅ Choose This Plant If...

  • You want a drought-tolerant ornamental grass for your garden.
  • You appreciate the graceful, arching foliage and feathery flower plumes.
  • You are looking for a low-maintenance plant that adds texture and movement to your landscape.
  • You live in a warm climate where it can thrive outdoors.
  • You want to attract birds to your garden.

❌ Skip This Plant If...

  • You live in a region where it is considered an invasive species.
  • You do not have a sunny outdoor space.
  • You are looking for a plant that thrives indoors.
📍 Ideal Location: Outdoor garden beds, borders, or containers in a sunny location.
🎨 Style: Mediterranean, Cottage, Modern, Naturalistic
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pennisetum species are not listed as toxic to dogs, cats, or horses.

🎯 Quick Verdict

Best for Beginners Neither ideal
Pet Friendly Fountain Grass ✓
Less Maintenance Similar effort
Apartment Friendly Check space

⚡ Key Differences Between These Plants

📈

Flowering Almond has moderate growth, while Fountain Grass grows fast.

💡 Pro Tips For Comparing These Plants

Flowering Almond Care Tips

Flowering Almond is primarily an outdoor shrub that requires full sun and well-draining soil. Indoor cultivation is challenging due to the need for a dormancy period and high light levels. It is also toxic to pets. Requires specific pruning to maintain shape and promote flowering.

  • Plant in well-draining soil to prevent root rot.
  • Provide full sun for optimal flowering.
  • Prune after flowering to maintain shape and promote future blooms.
  • Monitor for pests and diseases regularly.
  • Fertilize in early spring before flowering.
❄️ Winter: Provide protection from harsh winter winds and heavy snow. Mulch around the base of the plant to insulate the roots.
☀️ Summer: Monitor for pests and diseases. Water deeply during dry spells. Provide some afternoon shade in hot climates.

Fountain Grass Care Tips

Fountain Grass is primarily an outdoor plant that thrives in full sun and well-draining soil. Growing it indoors is challenging due to its high light requirements and potential size. It requires careful watering and fertilization. It can become invasive in some regions due to its prolific seed production.

  • 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 slightly between waterings.
  • Cut back foliage in late winter or early spring to encourage new growth.
  • Deadhead spent flower plumes to prevent unwanted seed dispersal.
❄️ Winter: In colder climates, cut back foliage to a few inches above the ground in late winter or early spring. Mulch around the base of the plant to protect the roots from freezing temperatures.
☀️ Summer: Ensure adequate watering during dry spells. Deadhead spent flower plumes to maintain appearance and prevent unwanted seed dispersal. Monitor for pests and diseases.

⚠️ Common Problems & Solutions — Plant Care Comparison

Flowering Almond

Common Issues: Leaf spot, spider mites, peach borers, lack of flowering
Solutions: Treat leaf spot with fungicide. Control spider mites with insecticidal soap. Prevent peach borers with proper cultural practices. Ensure adequate sunlight and proper pruning for flowering.

Fountain Grass

Common Issues: Root rot, Rust, Aphids, Seed dispersal (invasive potential)
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Rust: Improve air circulation and apply a fungicide if necessary. Aphids: Spray with insecticidal soap. Seed dispersal: Deadhead flower plumes before seeds mature to prevent unwanted spread.

❓ Frequently Asked Questions — Comparing These Plants

Flowering Almond

What are the light requirements for Flowering Almond?

Flowering Almonds require at least six hours of direct sunlight per day to produce abundant blooms. A south-facing window is ideal for indoor plants. Insufficient light can result in leggy growth and reduced flowering. Rotate the plant regularly to ensure even light exposure. If natural light is limited, consider using a grow light to supplement. Avoid placing the plant in excessively shaded areas. The intensity of the light is crucial for flower bud development.

How do I care for Flowering Almond?

Flowering Almonds thrive in well-draining soil and require regular watering, especially during dry periods. Fertilize in early spring with a balanced fertilizer to promote abundant blooms. Prune after flowering to maintain shape and remove dead or crossing branches. Provide full sun for at least six hours a day for optimal flowering. Protect from strong winds, especially when in bloom. Monitor for pests and diseases, and treat promptly. Repot container-grown plants every two to three years. Provide adequate humidity, especially indoors. Ensure good air circulation to prevent fungal diseases. Regularly inspect for any signs of stress.

How do I propagate Flowering Almond?

Flowering Almonds can be propagated through stem cuttings. Take semi-hardwood cuttings in late spring or early summer. Dip the cut end in rooting hormone. Plant the cuttings in a well-draining potting mix. Keep the soil moist and provide indirect light. Cover with a plastic bag or humidity dome to maintain humidity. Rooting typically occurs in 4-6 weeks. Once rooted, transplant into individual pots. Division can be done in early spring by separating suckers from the base of the plant. Keiki propagation is not applicable to Flowering Almonds.

Fountain Grass

What are the light requirements for Fountain Grass?

Fountain Grass requires a minimum of six hours of direct sunlight each day to thrive and produce abundant blooms. Insufficient light can lead to weak growth, fewer flowers, and a generally unhealthy appearance. When planting Fountain Grass, choose a location that receives full sun exposure throughout the day.

How do I care for Fountain Grass?

Fountain Grass thrives in full sun and well-drained soil. Water deeply but infrequently, allowing the soil to dry out slightly between waterings. Fertilize in spring with a balanced fertilizer to promote healthy growth and abundant blooms. Prune back dead foliage in late winter or early spring before new growth emerges.

How do I propagate Fountain Grass?

Fountain Grass is easily propagated by division. In early spring, carefully dig up the clump and divide it into smaller sections, ensuring each section has healthy roots and foliage. Replant the divisions in well-drained soil and water thoroughly. Stem cuttings are not a reliable method. Keikis do not naturally occur on Fountain Grass.

Last updated: May 5, 2026 — Plant care data reviewed and verified by our editorial team.