Painted Daisy vs Purple Fountain Grass Plant Comparison

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

Painted Daisy

Painted Daisy

Tanacetum coccineum

VS
Purple Fountain Grass

Purple Fountain Grass

Pennisetum setaceum 'Rubrum'

Painted Daisy

Painted Daisy

Tanacetum coccineum

The Painted Daisy is a perennial flowering plant known for its vibrant, daisy-like flowers that come in shades of pink, red, white, and purple. It typically grows to a height of 18-24 inches. It is primarily an outdoor plant, grown for its showy blooms in gardens and borders. People grow it for its cheerful appearance, its ability to attract pollinators, and its use as a cut flower. While it can be attempted indoors, it requires very specific conditions and often struggles to thrive.

Asteraceae Southwestern Asia, specifically Iran and the Caucasus region
✨ Features: Attracts pollinators (bees, butterflies), good for cut flowers
📖 Read Complete Painted Daisy Guide
Purple Fountain Grass

Purple Fountain Grass

Pennisetum setaceum 'Rubrum'

Purple Fountain Grass is a striking ornamental grass prized for its arching, burgundy-purple foliage and bottlebrush-like flower plumes. It typically grows in a mounded form, reaching several feet in height and width. While technically a perennial in warmer climates, it is often grown as an annual in cooler regions due to its sensitivity to frost. It is primarily an outdoor plant, grown for its dramatic texture and color in gardens and landscapes. People grow it for its ornamental value, adding movement and visual interest to borders, containers, and mass plantings.

Poaceae Hybrid cultivar; species native to Africa, Southwest Asia
✨ Features: Attractive foliage and flower plumes, drought tolerance, deer resistance
📖 Read Complete Purple Fountain Grass Guide

Quick Plant Comparison

Feature Painted Daisy Purple Fountain Grass
Light Full sun (at least 6 hours of direct sunlight per day) Full sun (at least 6 hours of direct sunlight per day)
Watering Every 5-7 days outdoors, less frequently if attempted indoors. Every 7-10 days, depending on weather and soil drainage
Humidity 30-50% 20-50%
Temperature 15-24°C 18-30°C
Care Level Expert Expert
Growth Rate Moderate Moderate
Max Height 18-24 inches (outdoors), less if grown indoors Outdoor: 0.6-1.5 meters. Indoor (unlikely to thrive): 0.3-0.6 meters
Pet Safety ❌ Toxic To Pets ✅ Safe
Soil Well-draining, loamy soil Well-draining soil, such as a sandy loam or a potting mix amended with perlite
Beginner Friendly ❌ No ❌ No
Weekly Maintenance 15 minutes weekly (deadheading, watering) 15 minutes weekly

🔬 Botanical Information — Comparing These Plants

Painted Daisy

Scientific Name Tanacetum coccineum
Family Asteraceae
Native To Southwestern Asia, specifically Iran and the Caucasus region
Also Known As Painted Daisy, Pyrethrum Daisy, Persian Daisy, Crimson Daisy
Leaves The leaves are fern-like, deeply divided, and medium green in color. They are typically 2-4 inches long and have a slightly hairy texture.
Flowers It rarely flowers indoors due to the high light requirements. Outdoors, it produces daisy-like flowers with a prominent yellow center disk and colorful ray florets in shades of pink, red, white, and purple. The flowers are typically 2-3 inches in diameter.

Purple Fountain Grass

Scientific Name Pennisetum setaceum 'Rubrum'
Family Poaceae
Native To Hybrid cultivar; species native to Africa, Southwest Asia
Also Known As Purple Fountain Grass, Red Fountain Grass
Leaves The leaves are long, narrow, and arching, with a deep burgundy-purple color. They have a fine texture and create a graceful, flowing appearance.
Flowers It produces bottlebrush-like flower plumes that are initially a deep burgundy-purple, fading to a tan color as they mature. Flowering typically occurs in summer and fall. It is unlikely to flower indoors.

📏 Size & Growth — Plant Comparison

Painted Daisy

Height 18-24 inches (outdoors), less if grown indoors
Spread 12-18 inches
Growth Rate Moderate
Growth Pattern The Painted Daisy grows in an upright, bushy habit. It forms clumps of foliage with flower stalks rising above the leaves. It does not spread aggressively.

Purple Fountain Grass

Height Outdoor: 0.6-1.5 meters. Indoor (unlikely to thrive): 0.3-0.6 meters
Spread Outdoor: 0.6-1.2 meters. Indoor (unlikely to thrive): 0.3-0.6 meters
Growth Rate Moderate
Growth Pattern Grows in a mounded, upright form with arching foliage and flower plumes.

🌱 Propagation — Comparing Plant Growth

Painted Daisy

Methods: Seed, Division, Stem cuttings

Difficulty: Easy

Tips: For seeds, sow indoors 6-8 weeks before the last frost. For division, divide clumps in early spring or fall. For stem cuttings, take cuttings in spring and root in moist soil.

Purple Fountain Grass

Methods: Seed, Division

Difficulty: Moderate

Tips: Divide clumps in spring or early summer. Sow seeds indoors 6-8 weeks before the last frost.

✨ Benefits & Features — Comparing Plant Value

Painted Daisy

The Painted Daisy is known for its bright, daisy-like flowers in various colors. It contains pyrethrins, a natural insecticide, making it a useful plant in the garden for pest control. Its vibrant blooms attract pollinators and make it a popular choice for cut flower arrangements.

  • ✓ Attracts pollinators to your garden.
  • ✓ Provides vibrant color and visual interest.
  • ✓ Offers cut flowers for arrangements.
  • ✓ Can be used as a natural insecticide.
  • ✓ Adds a touch of whimsy to outdoor spaces.
  • ⚠️ Toxic to pets

Purple Fountain Grass

Its deep purple foliage and graceful, arching habit make it a standout in any garden. The bottlebrush-like flower plumes add further visual interest and movement.

  • ✓ Adds visual interest and texture to the garden
  • ✓ Attracts birds
  • ✓ Drought tolerant
  • ✓ Deer resistant
  • ✓ Provides movement in the landscape
  • 🐾 Pet Safe

📅 Maintenance Schedule — Plant Care Comparison

Painted Daisy

Repotting Not applicable for outdoor plants. If grown indoors, repot annually in spring.
Pruning Deadhead spent flowers to encourage more blooms. Cut back foliage in the fall.
Fertilizing Balanced liquid fertilizer (10-10-10) diluted to half strength, applied every 4-6 weeks during the growing season (spring and summer)
Seasonal Care In spring and summer, provide regular watering and fertilization. In fall, cut back the foliage after flowering. In winter, provide minimal watering and protect from frost if grown in colder climates.

Purple Fountain Grass

Repotting Not applicable as it is primarily an outdoor plant. If grown in a container, repot every 1-2 years in spring.
Pruning Cut back dead or damaged foliage as needed. Prune lightly in early spring to encourage new growth.
Fertilizing Balanced slow-release fertilizer in spring; liquid fertilizer diluted to half strength monthly during the growing season
Seasonal Care In colder climates, cut back foliage in late fall after it has turned brown. In warmer climates, prune lightly in early spring to remove dead or damaged growth. Reduce watering in winter.

🌞 Light Requirements

Painted Daisy

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

Low light tolerant: ❌ No

Purple Fountain Grass

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

Low light tolerant: ❌ No

💧 Watering Needs

Painted Daisy

Water thoroughly when the top inch of soil feels dry. Avoid overwatering, which can lead to root rot. Ensure good drainage. Signs of underwatering include wilting leaves and dry soil. Signs of overwatering include yellowing leaves and soggy soil.

Purple Fountain Grass

Water deeply when the top inch of soil feels dry to the touch. Avoid overwatering, which can lead to root rot. Signs of underwatering include drooping or browning leaves. Signs of overwatering include yellowing leaves and soggy soil.

🌡️ Temperature & Humidity

Painted Daisy

Temperature: 15-24°C

Humidity: 30-50%

Purple Fountain Grass

Temperature: 18-30°C

Humidity: 20-50%

🤔 Which Plant Is Right For You?

Painted Daisy

Painted Daisy

Tanacetum coccineum
Care: Expert Time: 15 minutes weekly (deadheading, watering) Beginner: No

Experienced gardeners who want to add vibrant color to their outdoor garden and are aware of the plant's toxicity to pets.

✅ Choose This Plant If...

  • You want to attract pollinators to your garden.
  • You love vibrant, daisy-like flowers.
  • You need a plant for cut flower arrangements.
  • You have a sunny outdoor garden space.
  • You are experienced with gardening and understand the plant's needs.

❌ Skip This Plant If...

  • You have pets that might ingest the plant.
  • You don't have a sunny outdoor space.
  • You are a beginner gardener.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoor garden, sunny border, or container garden
🎨 Style: Cottage, Traditional, Bohemian
🏠 Apartment Friendly: No
⚠️ Toxic to dogs, cats, and horses. Contains pyrethrins, which can cause gastrointestinal upset (vomiting, diarrhea), drooling, incoordination, and dermatitis. All parts of the plant are toxic.
Purple Fountain Grass

Purple Fountain Grass

Pennisetum setaceum 'Rubrum'
Care: Expert Time: 15 minutes weekly Beginner: No

Gardeners looking for a dramatic ornamental grass to add color and texture to their landscape.

✅ Choose This Plant If...

  • You want a striking focal point in your garden.
  • You need a drought-tolerant plant for a sunny location.
  • You desire a plant with beautiful purple foliage and plumes.
  • You want to attract birds to your garden.
  • You need a deer-resistant plant.

❌ Skip This Plant If...

  • You live in a cold climate and don't want to treat it as an annual.
  • You don't have a sunny location.
  • You are looking for a low-maintenance indoor plant.
📍 Ideal Location: Outdoor garden, sunny border, container on a patio
🎨 Style: Modern, Mediterranean, Southwestern, Cottage
🏠 Apartment Friendly: No
⚠️ According to the ASPCA, Pennisetum species are generally considered non-toxic to dogs, cats, and horses.

🎯 Quick Verdict

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

⚡ Key Differences Between These Plants

🌿

Both plants have similar basic care requirements but differ in appearance and specific needs. Compare plants carefully to find the best fit for your space.

💡 Pro Tips For Comparing These Plants

Painted Daisy Care Tips

Painted Daisies are primarily outdoor plants and require full sun to thrive. Indoor cultivation is challenging due to the high light requirements. They need well-draining soil and regular watering, but are susceptible to root rot if overwatered. They are toxic to pets.

  • Provide at least 6 hours of direct sunlight daily.
  • Ensure well-draining soil to prevent root rot.
  • Deadhead spent flowers regularly to encourage more blooms.
  • Fertilize every 4-6 weeks during the growing season.
  • Protect from frost in colder climates.
❄️ Winter: In colder climates, provide a layer of mulch to protect the roots from frost. Reduce watering significantly during the winter months. Cut back the foliage after it has died back.
☀️ Summer: Provide regular watering during hot, dry periods. Deadhead spent flowers to encourage more blooms. Fertilize every 4-6 weeks during the growing season.

Purple Fountain Grass Care Tips

Purple Fountain Grass is primarily an outdoor plant and will struggle indoors due to its high light requirements. It needs full sun and well-draining soil. While it can be grown in containers, it requires regular watering and fertilization. Overwintering indoors is possible in colder climates, but the plant may not thrive.

  • Plant in well-draining soil in a sunny location.
  • Water deeply but infrequently, allowing the soil to dry out between waterings.
  • Fertilize in spring with a balanced slow-release fertilizer.
  • Cut back foliage in late fall or early spring.
  • Protect from frost in colder climates.
❄️ Winter: In cold climates, cut back foliage after it turns brown. Reduce watering significantly. If overwintering indoors, provide as much light as possible and keep soil slightly moist.
☀️ Summer: Water more frequently during hot, dry weather. Fertilize monthly with a diluted liquid fertilizer to promote growth and flowering.

⚠️ Common Problems & Solutions — Plant Care Comparison

Painted Daisy

Common Issues: Powdery mildew, Root rot, Aphids, Lack of flowering (indoors)
Solutions: Powdery mildew: Improve air circulation and apply a fungicide. Root rot: Ensure well-draining soil and avoid overwatering. Aphids: Spray with insecticidal soap. Lack of flowering (indoors): Provide supplemental lighting and ensure proper temperature.

Purple Fountain Grass

Common Issues: Root rot, Aphids, Spider mites, Leaf spot
Solutions: Root rot: Ensure well-draining soil and avoid overwatering. Aphids: Spray with insecticidal soap. Spider mites: Increase humidity and treat with miticide. Leaf spot: Remove affected leaves and apply fungicide.

❓ Frequently Asked Questions — Comparing These Plants

Painted Daisy

What are the light requirements for Painted Daisy?

Painted Daisies require a minimum of six hours of direct sunlight per day to thrive and produce abundant blooms. Ideally, they should be planted in a location that receives full sun throughout the morning and early afternoon. In hotter climates, providing some afternoon shade can prevent the foliage and flowers from scorching. When growing Painted Daisies indoors, place them near a south-facing window where they can receive ample sunlight. If natural light is insufficient, supplement with grow lights to ensure they get the necessary light for healthy growth and flowering. Insufficient light can lead to leggy growth and reduced bloom production.

How do I care for Painted Daisy?

Painted Daisies thrive in full sun, requiring at least 6 hours of direct sunlight daily. Water regularly, especially during dry periods, keeping the soil consistently moist but not waterlogged. Well-draining soil is crucial to prevent root rot. Fertilize every 4-6 weeks during the growing season (spring and summer) with a balanced fertilizer or one specifically formulated for flowering plants to encourage abundant blooms. Deadhead spent flowers regularly to promote continuous blooming.

How do I propagate Painted Daisy?

Painted Daisies can be propagated through division, stem cuttings, or seeds.

Purple Fountain Grass

What are the light requirements for Purple Fountain Grass?

Purple Fountain Grass requires at least 6-8 hours of direct sunlight per day to thrive and develop its characteristic vibrant purple foliage and abundant flower plumes. Insufficient sunlight can lead to leggy growth, faded color, and reduced flowering. When planting, choose a location that receives full sun throughout the day. If growing in containers, rotate the plant regularly to ensure even sun exposure on all sides. In hotter climates, some afternoon shade may be beneficial to prevent scorching, but avoid placing it in deep shade, which will hinder its growth. Supplemental lighting may be necessary if grown indoors during winter months.

How do I care for Purple Fountain Grass?

Purple Fountain Grass thrives in full sun and well-draining soil. Water thoroughly when the top inch of soil feels dry, but avoid overwatering, which can lead to root rot. Fertilize monthly during the growing season (spring and summer) with a balanced fertilizer to promote healthy growth and vibrant blooms. Prune away dead or damaged foliage in late winter or early spring before new growth emerges. In colder climates, treat it as an annual or bring it indoors during the winter. Provide adequate air circulation to prevent fungal diseases. Regularly inspect for pests like aphids or spider mites, and treat accordingly. Avoid planting in overly compacted or poorly draining soil. Mulching around the base can help retain moisture and suppress weeds. Protect from strong winds.

How do I propagate Purple Fountain Grass?

Purple Fountain Grass can be propagated by division. In early spring, carefully dig up the plant and divide the root ball into smaller clumps, ensuring each clump has healthy roots and foliage. Replant the divisions in well-draining soil and water thoroughly. Keep the soil consistently moist until the new plants are established. Division is the most reliable method. Seed propagation is possible but can be inconsistent in producing plants true to the ‘Rubrum’ cultivar. Stem cuttings are not typically used for propagating this grass. Keikis are not applicable as this plant doesn’t produce them. Ensure good air circulation to prevent fungal diseases after dividing.

Last updated: May 10, 2026 — Plant care data reviewed and verified by our editorial team.