Nicotiana Seeds: The Complete Guide to Growing Flowering Tobacco

 

Nicotiana — commonly called flowering tobacco — is one of those plants that earns a permanent spot in the garden once you grow it. It blooms from early summer through frost without deadheading, tolerates heat and partial shade better than most annuals, and fills the evening air with a fragrance that rivals anything in the garden. And it all starts from seed — tiny, easy-to-source seeds that germinate reliably and grow quickly into full, floriferous plants.

If you've been curious about Nicotiana seeds but weren't sure where to start, this guide covers everything: the best species and varieties, how to sow and grow them successfully, where they shine in the garden, and what to expect from first sprout to full bloom.

What Is Nicotiana?

Nicotiana is a genus in the nightshade family (Solanaceae) that includes both the commercial tobacco plant (Nicotiana tabacum) and a wide range of ornamental species grown purely for their flowers and fragrance. The ornamental types — sometimes called flowering tobacco — bear no resemblance to a tobacco field. They're elegant, cottage-garden plants with long tubular flowers in white, pink, red, burgundy, lime green, and deep purple, carried on branching stems above broad, slightly sticky leaves.

Most ornamental Nicotiana varieties are grown as annuals in USDA Zones 3–9, completing their full life cycle in a single season. In frost-free climates, some species behave as short-lived perennials. For most gardeners, they're a warm-season annual started from seed each spring — and well worth the effort every single year.

The Best Nicotiana Species to Grow from Seed

The Nicotiana genus is large, but a handful of species dominate the ornamental seed market. Understanding the differences helps you choose the right plant for your space and goals.

Nicotiana alata

The most widely grown ornamental species. N. alata produces upward-facing, star-shaped flowers in a broad color range and grows 18 to 36 inches tall depending on the variety. It's the parent of most modern compact bedding series like Starmaker and the Perfume line. Fragrance is good, especially in the evening, and plants bloom prolifically all season without deadheading.

Nicotiana sylvestris

The showstopper of the genus. N. sylvestris grows 4 to 5 feet tall with enormous tropical-looking leaves and long, drooping white tubular flowers that release an intense, sweet fragrance after dark. It's a bold architectural plant — stunning at the back of a border or as a specimen in a large container. Less colorful than N. alata but unmatched for evening fragrance and dramatic presence.

Nicotiana alata 'Crimson Bedder'

A classic heirloom variety with rich crimson-red flowers on compact plants. The Crimson Bedder Nicotiana is a reliable, high-impact bedding plant that performs beautifully in borders, mass plantings, and cutting gardens. The deep red color is striking against silver or white companion plants.

Top Nicotiana Varieties for Home Gardeners

Beyond species, the variety you choose shapes your entire growing experience. Here are the series that consistently perform best for home gardeners:

Starmaker Series

Compact, uniform, and incredibly floriferous. Starmaker plants stay 10 to 14 inches tall, making them ideal for containers, window boxes, and front-of-border plantings. Flowers face upward — a departure from older varieties that faced downward — so you actually see the blooms. The Starmaker Mix gives you the full color range in one packet: white, pink, red, rose, and lime green all growing together for a cottage-garden effect.

Perfume Series

Bred specifically to maximize evening fragrance while maintaining compact, garden-friendly plant size. Perfume series Nicotiana grows 14 to 18 inches tall with flowers that open wider than older varieties, showing off their color during the day while releasing their strongest scent after sunset. Available in individual colors including Perfume Mix, Perfume Red, and Perfume Blue — one of the most unusual and sought-after colors in the Nicotiana world.

Why Nicotiana Seeds Are a Smart Choice

Nicotiana is rarely available as transplants at garden centers — and when it is, the selection is limited to a handful of generic mixes. Growing from seed opens up the full range of species, series, and individual colors that make Nicotiana so interesting as a garden plant.

Seeds are also economical. A single packet of pelleted Nicotiana seeds produces dozens of plants for a fraction of the cost of buying transplants. And because Nicotiana grows quickly once established — going from transplant to first bloom in just a few weeks — the extra lead time of starting from seed is minimal.

Pelleted seeds in particular make the process significantly easier. Raw Nicotiana seeds are nearly microscopic and difficult to sow precisely. Pelleted seeds are coated in a smooth clay shell that makes each seed large enough to handle individually and place exactly where you want it in a cell tray — no clumping, no guesswork, no thinning required.

For a deeper look at the seed-starting process specifically, see our detailed guide on great ways for starting seeds.

Growing Nicotiana from Seed: Key Principles

Nicotiana is genuinely easy to grow from seed, but there are a few non-negotiable rules that make the difference between a tray full of seedlings and a tray full of nothing.

Light is required for germination. Nicotiana seeds are light-dependent germinators — they will not sprout if covered with soil. Sow pelleted seeds on the surface of moist seed-starting mix, press them gently for good contact, and leave them fully exposed. Place the tray under grow lights immediately after sowing.

Warmth speeds germination. Aim for 70–75°F soil temperature. A seedling heat mat makes a real difference, especially in cooler growing spaces. At ideal temperatures, expect germination in 10 to 14 days.

Timing matters. Start seeds indoors 6 to 8 weeks before your last expected frost date. Transplant outdoors after all frost danger has passed and nighttime temperatures are consistently above 50°F.

Remove the dome promptly. Once seedlings emerge, remove the humidity dome immediately to prevent damping off — a fungal condition that can collapse an entire tray of seedlings overnight.

For more on avoiding the most common seed-starting pitfalls, our post on top mistakes to avoid when planting flower seeds is worth a read before you sow.

Where Nicotiana Shines in the Garden

One of Nicotiana's greatest strengths is its versatility. It fits naturally into almost every garden style and fills roles that few other annuals can match.

Evening and fragrance gardens. This is where Nicotiana is truly unrivaled. Plant Perfume series varieties near seating areas, along pathways, or beneath bedroom windows where the evening scent can be enjoyed. The fragrance intensifies after sunset and carries surprisingly far on warm summer nights.

Cottage and cutting gardens. Nicotiana's soft, informal flower clusters blend beautifully with larkspur, cosmos, sweet peas, and lisianthus. It adds vertical interest and a loose, naturalistic quality that formal bedding plants can't replicate. For more ideas on building a productive cutting garden, see our roundup of cut flower seeds we like to grow.

Containers and patio pots. Compact Starmaker varieties are excellent container plants — they stay tidy, bloom continuously, and don't require staking. A large pot of mixed Starmaker colors makes a stunning patio centerpiece from June through October.

Shade-tolerant spots. Unlike most annuals, Nicotiana performs well in partial shade — 3 to 4 hours of direct sun is enough for decent flowering. This makes it one of the best options for north-facing borders or spots under deciduous trees that get dappled light.

Wildlife gardens. Nicotiana's long tubular flowers are perfectly shaped for hummingbirds and hawk moths, which hover at the blooms in the evening. If you're building a pollinator garden, Nicotiana is a must-include.

Nicotiana Care Through the Season

Once established in the garden, Nicotiana is remarkably low-maintenance. It doesn't require deadheading — spent flowers drop cleanly and new buds open continuously. Water regularly during establishment and during extended dry spells; once settled in, Nicotiana is reasonably drought-tolerant.

Fertilize monthly with a balanced granular fertilizer or every two weeks with a diluted liquid feed. Avoid high-nitrogen formulas once plants are established — too much nitrogen pushes leafy growth at the expense of flowers.

Nicotiana is largely pest-resistant, though aphids occasionally target new growth. A strong spray of water or an insecticidal soap application handles most infestations quickly. The sticky leaves naturally trap some small insects, which is a minor deterrent to larger pests.

In many climates, Nicotiana self-seeds modestly — you may find volunteer seedlings returning the following spring, especially in sheltered spots with good soil. These volunteers are worth keeping; they often bloom earlier than transplants started indoors.

Nicotiana and Annual Garden Design

Understanding how Nicotiana fits into the broader annual garden helps you use it to its full potential. It's not a thriller plant in the traditional sense — it doesn't have the bold, immediate impact of a sunflower or a large-flowered zinnia. Instead, it's a filler and a connector: a plant that ties bolder elements together, adds fragrance and movement, and keeps the garden looking full and lush from midsummer through fall.

Pair compact Nicotiana with bold-colored zinnias or marigolds for contrast, or with soft pastels like cosmos and sweet alyssum for a romantic, cottage-garden palette. Taller species like N. sylvestris work beautifully behind mid-height perennials or as a dramatic backdrop to a mixed border.

If you're new to growing annuals from seed and want to understand how Nicotiana fits into the bigger picture of annual vs. perennial gardening, our post on perennial vs. annual flower seeds is a great starting point.

For bulk planting or larger garden projects, visit our sister site Trailing Petunia Bulk Seeds for larger quantity options across our full Nicotiana range.

And for growing tips, seed-starting walkthroughs, and garden inspiration all season long, subscribe to us on YouTube.

Frequently Asked Questions

What are Nicotiana seeds?

Nicotiana seeds are the seeds of ornamental flowering tobacco plants. They produce fragrant, tubular flowers in shades of white, pink, red, and purple and are grown as annual bedding plants in most climates. They're easy to source, economical, and produce dozens of plants per packet.

Are Nicotiana seeds easy to grow?

Yes — Nicotiana is one of the easier annuals to grow from seed once you know the key rule: seeds need light to germinate and must not be covered with soil. Beyond that, they're fast-growing, adaptable, and forgiving of less-than-perfect conditions.

What is the difference between Nicotiana alata and Nicotiana sylvestris?

Nicotiana alata is a compact to medium-height species with upward-facing flowers in a wide color range, ideal for borders and containers. Nicotiana sylvestris is a tall, dramatic species reaching 4–5 feet with large drooping white flowers and an intense evening fragrance — more of a specimen or backdrop plant.

Do Nicotiana flowers smell?

Yes — Nicotiana is one of the most fragrant annuals you can grow. The scent is strongest in the evening and at night, described as sweet, jasmine-like, and intoxicating. Perfume series varieties are bred specifically for maximum fragrance output.

How long does Nicotiana bloom?

Nicotiana blooms continuously from early summer through the first hard frost — one of the longest bloom seasons of any annual. No deadheading required; spent flowers drop cleanly and new buds open on their own.

Can Nicotiana grow in shade?

Nicotiana tolerates partial shade better than most annuals, making it a good choice for spots that get 3–4 hours of direct sun. Full sun produces the most flowers, but partial shade extends bloom time in hot climates and keeps plants looking fresh longer into summer.