Flowering plants for outdoors: garden and patio
The outdoors offers ideal conditions for most flowering plants: sunlight, air circulation and room to grow. The key distinction is whether you need plants for the ground (garden bed) or for containers (patio).
Flowering shrubs for the garden
Flowering shrubs are the best long-term investment: plant them once and enjoy them for decades. Top choices:
- Hibiscus (Hibiscus syriacus): enormous flowers from summer through autumn in white, pink and purple. Withstands extreme heat and moderate drought. One of the best shrubs for warm-climate gardens.
- Repeat-flowering shrub roses: modern varieties (Knock Out, Meidiland, English Roses) flower from May to November with minimal maintenance and high disease resistance.
- Lavender: fragrant violet flowers from May to August, very drought-resistant and perfect for edging.
- Spirea: cascades of pink or white flowers in spring, low maintenance and fast-growing.
- Bougainvillea: for mild climates (no hard frosts). Intense magenta, orange and white colours. Spectacular flowering in summer.
Hardy Hibiscus — Summer to Autumn Flowering Shrub
- ✓ Spectacular flowers July–October
- ✓ Heat and drought resistant
- ✓ Grows to 6–10 ft (2–3 m)
- ✓ Very low maintenance
- ✓ Ideal for borders and large containers
- ✓ Supplied as established pot-grown plant
Price from Amazon.com · ships within US
Flowering plants in pots for patio and balcony
Patios and balconies have space and soil limitations, but they are perfect for container plants that provide colour for months:
- Geranium (Pelargonium): the classic container plant. Red, pink, salmon and white flowers from May to October. Very tolerant of heat and wind. Needs little water but does benefit from regular feeding.
- Petunia: trailing flowers in every imaginable colour. Perfect for hanging baskets and window boxes. Flowers continuously from May until the first frost if spent blooms are regularly removed.
- Tuberous begonia: large, showy flowers in partial shade. Ideal for north- or east-facing balconies where geraniums do not thrive.
- Agapanthus: tall stems with spherical heads of blue or white flowers in summer. Very reliable in containers and tolerates drought once established.
- Lavender in pots: dwarf varieties (Hidcote, Munstead) grow perfectly in 12 in (30 cm) pots. Fragrant flowers from May to August.
Grandiflora Rose Pink Natural Plant
- ✓ Grandiflora rose pink variety
- ✓ 14cm pot, continuous blooming
- ✓ Height 60-80cm in garden
- ✓ Fragrant silky petals
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Flowering plants for indoors
Indoor flowering plants require more careful selection than outdoor ones because light levels and humidity are more limited indoors. Choosing the right species for your space makes them highly rewarding.
Orchids: the queens of the indoor garden
The Phalaenopsis orchid is the most popular flowering houseplant for a very good reason: its flowers last 2–4 months and it only needs watering once a week. It grows perfectly in bright indirect light (near a window with filtered light). When flowering finishes, cut the flower spike just above the second or third node from the base: there is a good chance it will produce a new branch of flowers within 2–3 months.
Other flowering plants for the home
- Kalanchoe blossfeldiana: a succulent with compact flower clusters in red, orange, yellow and white. Flowers for 6–8 weeks and will rebloom if given 14 hours of darkness each day for 6 weeks. One of the easiest for beginners.
- Anthurium andraeanum: waxy spathe flowers in red or pink year-round with bright light. Very long-lasting — each flower persists for 2–3 months. Prefers high ambient humidity.
- Bromeliad: colourful inflorescences that last for months. Once it has flowered, the mother plant dies but produces offsets (pups). Very tolerant of irregular watering.
- Peace lily (Spathiphyllum): flowers in low light with white spathes. Purifies indoor air and is one of the few plants that blooms reliably in shade.
- Cyclamen persicum: ideal for autumn and winter. White, pink and red flowers at a time when few plants provide colour. Prefers cool conditions (59–64°F / 15–18°C maximum).
Year-round or long-season flowering plants
If the goal is flowers for as long as possible, these are the species with the longest seasons:
- Abelia grandiflora: June to November (6 months). Easy-going semi-evergreen shrub.
- Knock Out rose: May to November (7 months). Virtually no maintenance required.
- Petunia in containers: May to November if spent flowers are regularly deadheaded.
- Geranium: May to October outdoors, almost year-round in a warm indoor space.
- Anthurium (indoors): sporadic but continuous flowers throughout the year.
- Kalanchoe (indoors): with the darkness trick, it can flower several times a year.
For flowers in the garden all 12 months, combine: camellia (October–March) + forsythia (March–April) + lavender (May–August) + hibiscus (July–October) + abelia (June–November).
---Climbing and trailing flowering plants
Climbing flowers add vertical interest to the garden and can cover walls, fences and pergolas spectacularly:
- Wisteria (Wisteria sinensis): drooping clusters of fragrant blue-lilac flowers in April–May. Very vigorous — needs a robust support structure. Flowers best in poor soil with regular pruning.
- Clematis: a large family with hundreds of varieties. Flowers from 2 to 8 inches (5–20 cm). Spring-flowering (Montana), summer-flowering (Jackmanii) and autumn-flowering (Texensis) types. Perfect for climbing through light supports.
- Honeysuckle (Lonicera): tubular fragrant flowers in summer. Semi-evergreen and very hardy. Attracts hummingbirds and butterflies.
- Bougainvillea: the most spectacular climber for warm gardens. In frost-free zones, it flowers almost year-round.
- Climbing rose: repeat-flowering varieties such as New Dawn or Zéphirine Drouhin cover pergolas and walls with flowers from June to October.
How to care for flowering plants: water, feed and prune
Flowering plants have specific needs that distinguish them from foliage plants. These are the basic principles:
Watering: most flowering plants prefer moderate but regular watering. Moist but not waterlogged compost is the ideal balance. In containers, water when the top inch of compost is dry. Avoid wetting the flowers themselves — water on petals accelerates their deterioration.
Feeding: use a fertiliser formulated specifically for flowering plants, high in phosphorus (P) and potassium (K). Nitrogen (N) promotes growth but reduces flowering. Feed every 2–3 weeks during the growing season (March–September) and stop completely in winter.
Deadheading: removing spent flowers before the plant sets seed stimulates it to produce more blooms. It is the single most effective technique for extending the flowering season. With petunias, geraniums and roses it can double the number of flowers produced.
Pruning: flowering shrubs need an annual prune to maintain their shape and stimulate new flowering wood. Spring-flowering shrubs (forsythia, spirea) are pruned immediately after flowering. Summer-flowering shrubs (buddleja, hibiscus) are pruned in early spring. See our garden shrubs guide for more detail.
Zinnia Elegans Giant Mix Seeds — 100 plants
- ✓ Mixed colours: red, orange, yellow, pink and white
- ✓ Germination in 5–7 days
- ✓ Flowers June–October without stopping
- ✓ Seeds for approximately 100 plants
- ✓ Attracts butterflies and bees
- ✓ Perfect cut flower
Price from Amazon.com · ships within US
Flowering plants by season: spring, summer, autumn and winter interest
Spring bloomers are often the most anticipated flowering plants — after winter's dormancy, they signal the garden's awakening. Early spring (March–April) features crocuses, snowdrops and early tulips. Mid-spring (April–May) brings daffodils, hyacinths, primulas and hellebores (Christmas roses, despite the name, often flower into spring). Late spring (May–June) is when tulips peak, alongside alliums, bleeding heart and late camellias. Spring bloomers tend to require bulbs planted in autumn, so planning ahead is essential if you want reliable spring colour.
Summer bloomers dominate the flowering plant palette from June through August. Roses, lavender, petunias, geraniums, delphiniums and dahlias all reach peak performance in summer heat. Zinnias and cosmos grow from seed sown directly in May and flower within weeks. The strategy here is succession planting: scatter sowings of annual flowers every 2–3 weeks to ensure continuous bloom throughout summer rather than a single flush. Summer is the easiest season for flowering — most plants thrive with warmth and longer daylight.
Autumn bloomers (September–November) include asters, chrysanthemums, dahlias (which continue to August), ornamental grasses with feathery seed heads, and late roses. Coneflowers (echinacea), black-eyed Susans and sedum flower into November in mild climates. Autumn bloomers are valuable because many gardeners assume the season has ended, leaving gaps in the garden. Strategic autumn planting creates interest when neighbouring gardens have already faded.
Winter colour comes primarily from foliage and architectural interest rather than flowers. However, some species do flower in winter: hellebores (December–February), early camellias (December–January), winter jasmine (yellow flowers November–February) and witch hazel (fragrant flowers January–March). Winter bloomers are few but cherished; a single winter-flowering shrub provides months of interest when little else is in bloom.
Flowering plants that attract pollinators and wildlife
Pollinator-friendly flowers are increasingly important for garden ecology. Bees, butterflies, hummingbirds and other beneficial insects depend on reliable food sources (nectar and pollen) throughout the growing season. By choosing flowering plants that attract pollinators, you not only support local wildlife but also improve pollination of your fruit and vegetable crops.
Plants for bees: open-faced flowers with visible stamens and abundant pollen are easiest for bees to access. Lavender, alliums, sage, catmint (Nepeta), coneflowers (Echinacea), sunflowers, zinnias and borage are excellent choices. Avoid double-flowered varieties (like double peonies or roses), which have poor pollen access. Native wildflowers in your region also support local bee populations better than exotic ornamentals.
Plants for butterflies: butterflies favour clustered flowers like buddleja (butterfly bush), verbena, asters, zinnias, cosmos and Milkweed (essential for Monarch reproduction). Provide host plants (plants that caterpillars eat): parsley, fennel, nettles and milkweed attract specific butterfly species. Include flowers blooming sequentially to feed butterflies from spring through autumn, as their energy needs change seasonally.
Plants for hummingbirds: these nectar specialists prefer tubular flowers in red, orange and pink. Salvia, bee balm, honeysuckle, fuchsia, petunias and phlox are reliable hummingbird magnets. Provide flowers from early spring through autumn by combining early perennials (hellebores), summer bloomers (salvias, petunias) and late bloomers (asters, thistles). A garden without late-season flowers will see hummingbirds disappear by September as they prepare to migrate.
Low-maintenance flowering plants for busy gardeners
If you want colour with minimal effort, focus on plants that thrive with basic care: watering, occasional deadheading and annual pruning. The easiest flowering plants are those that match your climate (native or well-adapted species) and don't require special feeding, staking or fussy pruning.
Outdoor low-maintenance picks: lavender (drought-tolerant, no deadheading needed, 5+ year lifespan), Knock Out roses (repeat bloomers that flower with minimal care), hibiscus (heat-loving, long flowering season), abelia (semi-evergreen, fragrant summer blooms, very hardy), ornamental grasses with flowers (miscanthus, fountain grass — one annual cut is all they need), and native wildflower mixes (once established, wildflower meadows need minimal input).
Container low-maintenance picks: geraniums (tolerant of neglect and drought once established), begonias (flower reliably in shade or partial shade with minimal deadheading), agapanthus (long-lived in containers, thrives on neglect), petunias (deadhead occasionally for extended flowering but forgiving if you skip a week), and succulents with small flowers like echeveria or aloe (almost no maintenance needed).
The low-maintenance principle: choose varieties suited to your conditions rather than fighting your garden's nature. A shade garden planted with sun-loving roses will always be maintenance-heavy. A shady spot with shade-tolerant begonias and fuchsias requires far less input. Similarly, a dry climate planted with lavender and desert natives is inherently easier than trying to grow hydrangeas in the same conditions. Work with your garden, not against it, and maintenance drops dramatically.