Pentas: The Best Hummingbird & Butterfly Flower You Can Grow from Seed
If you could only plant one flower to attract hummingbirds and butterflies all summer long, pentas would be it. No other annual combines non-stop blooming, extreme heat tolerance, and sheer pollinator magnetism quite like pentas. From the first warm days of late spring through the last frost of fall, pentas delivers a continuous feast of nectar-rich star flowers that keep hummingbirds, swallowtails, monarchs, and bees coming back day after day. Here's everything you need to know to grow pentas from seed and create your best pollinator garden yet.
Also see: How to Grow Verbena from Seed for Pollinator-Friendly Gardens
Why Pentas Is the Ultimate Hummingbird & Butterfly Flower
Most pollinator plants have a weakness — they fade in summer heat, stop blooming in drought, or only attract one type of pollinator. Pentas has none of these problems:
- 🦃 Hummingbird magnet: The tubular star flowers are perfectly shaped for hummingbird feeding. Red and deep pink varieties are especially irresistible to hummingbirds.
- 🦋 Butterfly favorite: Pentas is a top nectar source for swallowtails, monarchs, painted ladies, skippers, and Gulf fritillaries.
- 🐝 Bee-friendly: The open star flowers provide easy nectar access for bumblebees, honeybees, and native bees.
- 🌞 Thrives in heat: Unlike most pollinator plants that slow down in summer, pentas blooms MORE prolifically as temperatures rise.
- 🌸 Non-stop blooming: No deadheading needed — pentas is self-cleaning and blooms continuously from transplant through frost.
- 🌱 Easy from seed: All our pentas seeds are pelleted for easy handling and reliable germination.
Best Pentas Varieties for Hummingbirds & Butterflies
Top Picks for Hummingbirds — Red & Deep Pink Varieties
Hummingbirds are strongly attracted to red and deep pink tubular flowers. These pentas varieties are your best bet for maximum hummingbird activity:
Pentas Lucky Star Dark Red — Deep, velvety red star flowers that hummingbirds find irresistible. Bold and dramatic in the garden — a proven hummingbird magnet all season long. Vigorous growth and continuous blooming.
Pentas Lucky Star Deep Pink — Vibrant deep pink blooms that attract both hummingbirds and butterflies in equal measure. Rich, saturated color that holds up beautifully in summer heat. One of the most versatile pentas varieties for pollinator gardens.
Pentas Graffiti True Pink — A bright, clear true pink from the Graffiti series — compact, prolific, and highly attractive to both hummingbirds and butterflies. An excellent choice for containers and front-of-border plantings.
Top Picks for Butterflies — Violet, Purple & Mixed Varieties
Butterflies are attracted to a wide range of colors but show a particular preference for violet, purple, and pink flowers. These varieties are butterfly magnets:
Pentas Lucky Star Violet — Rich violet-purple star flowers on vigorous Lucky Star plants. One of the top butterfly-attracting pentas varieties — swallowtails and monarchs are especially drawn to this color. Stunning in mixed pollinator plantings.
Pentas New Look Violet — Deep violet star flowers from the reliable New Look series. Compact and free-flowering — an excellent choice for butterfly gardens and mixed container plantings. Continuous bloomer from spring through frost.
Pentas Graffiti Mix — A vibrant blend of all Graffiti colors in one pack. The most effective single purchase for attracting the widest range of pollinator species — different butterflies and hummingbirds are attracted to different colors, so a mix covers all the bases.
White & Appleblossom — For Evening Pollinators & Sphinx Moths
Pentas New Look White — Pure white star flowers that glow in evening light and attract sphinx moths, hummingbird moths, and evening-flying butterflies. A beautiful addition to any pollinator garden — especially effective in moon gardens and evening-lit patios.
Pentas Kaleidoscope Appleblossom — Soft pink and white bicolor blooms from the Kaleidoscope series. A delicate, romantic color that attracts a wide range of butterfly species. Beautiful in mixed pollinator plantings and cottage-style gardens.
Also see: Cut Flower Seeds We Like To Grow — more of our favorite summer annuals for pollinators and cutting gardens.
Shop Our Pentas Seeds – Pollinator Collection
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Need bulk quantities? Visit our sister site: Trailing Petunia Bulk Seeds for larger pack options.
How to Create a Pentas Pollinator Garden
Design Tips for Maximum Hummingbird & Butterfly Activity
- Plant in masses, not singles. A single pentas plant will attract pollinators, but a mass planting of 6–12 plants creates a beacon that hummingbirds and butterflies can spot from a distance. Aim for at least a 3x3 ft block of pentas for maximum impact.
- Mix colors strategically. Plant red and deep pink varieties together for hummingbirds, with violet and purple varieties nearby for butterflies. The Graffiti Mix does this automatically in one pack.
- Pair with complementary plants. Pentas pairs beautifully with zinnia and verbena for a multi-layered pollinator garden that provides nectar from spring through fall.
- Place near a water source. Hummingbirds and butterflies need water. A shallow dish or birdbath near your pentas planting will dramatically increase wildlife activity.
- Avoid pesticides. Pentas is a nectar plant — any pesticide use will harm the pollinators you're trying to attract. Use organic pest management only in areas where pentas is planted.
Also see: How to Grow Zinnia Seeds for Cut Flowers — zinnias are another top butterfly plant that pairs perfectly with pentas.
Best Companion Plants for Pentas
- Zinnia — A monarch and swallowtail favorite; tall zinnias behind pentas create a stunning layered pollinator border
- Verbena — Low-growing and butterfly-friendly; use as a front-of-border companion to pentas. See: How to Grow Verbena from Seed in Containers and Hanging Baskets
- Echinacea — A native pollinator plant that extends the season; see: Growing Echinacea from Seed: A Complete Guide
Growing Pentas from Seed: Quick-Start Guide
- Start seeds indoors 10–12 weeks before last frost — January or February for most of the US
- Surface sow pelleted seeds on moist seed-starting mix — do not cover, pentas needs light to germinate
- Maintain 75–80°F soil temperature with a heat mat
- Germination: 10–21 days — be patient and keep consistently warm and moist
- Provide 14–16 hours of light under grow lights immediately after germination
- Transplant outdoors after all frost danger has passed and nights stay above 55°F
- Plant in full sun — 6–8 hours minimum for best blooming and pollinator activity
Frequently Asked Questions: Pentas for Hummingbirds & Butterflies
Is pentas good for hummingbirds?
Yes — pentas is one of the top hummingbird plants available. The tubular star flowers are perfectly shaped for hummingbird feeding, and the nectar-rich blooms keep hummingbirds returning all season. Red varieties like Lucky Star Dark Red are especially attractive to hummingbirds.
What color pentas do hummingbirds prefer?
Hummingbirds are most strongly attracted to red and deep pink flowers. Lucky Star Dark Red and Lucky Star Deep Pink are our top recommendations for maximum hummingbird activity. That said, hummingbirds will visit all pentas colors — red just gets their attention fastest.
Do butterflies like pentas?
Yes — pentas is a top butterfly nectar plant. Swallowtails, monarchs, painted ladies, skippers, and Gulf fritillaries are all regular visitors. Violet and purple varieties like Lucky Star Violet are especially attractive to butterflies, though all pentas colors draw butterfly activity.
How many pentas plants do I need to attract hummingbirds?
A minimum of 6 plants in a mass planting is recommended for reliable hummingbird activity. A single plant will attract occasional visits, but a mass of 6–12 plants creates a beacon that hummingbirds can spot from a distance and will return to repeatedly throughout the day.
Does pentas bloom all summer?
Yes — pentas blooms continuously from transplant through the first frost, typically 5–6 months of non-stop color. No deadheading is required. Pentas actually blooms MORE prolifically as summer heat increases, making it one of the few annuals that peaks in performance during the hottest months.
What is the best pentas for a pollinator garden?
For maximum pollinator diversity, the Graffiti Mix is the best single purchase — it includes multiple colors that attract different pollinator species. For targeted hummingbird attraction, choose Lucky Star Dark Red. For butterflies, add Lucky Star Violet.
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