Phlox

Perennial Phlox for Sale from K. van Bourgondien

Perfect for filling out a sunny site with rich, bright color and a heady, lingering perfume, phlox flowers make quite an exhibition in the landscape. Also known as phlox paniculata, this versatile plant is easy to grow and a snap to maintain. Upright spikes filled with tiny florets emerge quickly and last for weeks. We offer a range of phlox varieties, from creeping phlox to garden phlox, to fit your particular landscaping needs.

Which Phlox Flowers Should I Buy?

When choosing phlox flowers to buy, consider their size, color, bloom times and where you'd like to plant them. Creeping phlox and garden phlox are some of the most popular varieties, but phlox flowers are available in a wide range of colors and sizes. Phlox plants are the beginner gardener's best friend, as they are easy to grow, very durable, and don't require much attention or care.

Where Do Perennial Phlox Grow?

Perennial phlox are fairly versatile in their growing zones. They primarily enjoy any of the zones from 3 to 9—which includes Washington, Oregon, Montana, Idaho, Wyoming, and Northwestern California for the Northwest gardening region. These zones are particularly full sun with some wet conditions in the winter seasons and dry in the summer seasons. In addition, perennial phlox are fine to grow in much of the United States South and South East regions as well. These conditions are very similar—having full to partially full sun and some mixture of wet and dry conditions.

Why Buy Perennial Phlox?

Diverse Varieties: Phlox perennials come in various types, from low-growing creeping varieties to tall garden phlox, offering a wide range of colors and forms to suit different garden styles.

Extended Blooming Periods: These perennials bloom from late spring to early fall, ensuring a continuous display of colorful flowers throughout the warmer months, attracting pollinators like butterflies and bees.

Versatile Garden Functionality: With their dense foliage and spreading habit, phlox perennials serve multiple functions in the garden. They work well as ground covers, providing weed suppression and erosion control, and can also be used as backdrops in flower borders or mixed perennial beds.

Bouquet Suitability: Phlox flowers, known for their delightful fragrance and long stems, are perfect for bouquet arrangements. They add vibrant colors and a sweet scent to floral displays, whether used as focal points or as complementary filler flowers.

How To Plant Perennial Phlox Flowers

Plant your phlox roots in humus-enriched, moist, well-drained soil in full sun to partial shade, spacing the root 24" apart. In spring, thin new shoots to 4-6 stems. Deadhead the flowers to keep the plant vigorous. Water deeply during periods of drought. Avoid wetting the foliage since phlox plants can be susceptible to powdery mildew. Divide your phlox plants every 2-3 years in early fall. Replant only small, strong outer divisions. Phlox flowers will grow 36- 60" tall and bloom in June-September, depending on the variety. Phlox are hardy in zones 3-8.

Perennial Phlox Basics

Phlox Bloom Time

Perennial phlox generally blooms from mid-summer to early fall, providing long-lasting color to the garden. The bloom period can last from several weeks to over a month, depending on the variety and growing conditions.

Types of Perennial Phlox

Garden Phlox (Phlox paniculata): One of the most popular phlox, garden phlox are known for its tall stature and large clusters of fragrant flowers. It comes in a variety of colors like pink, white, red, and purple.

Creeping Phlox (Phlox subulata): Also known as carpet phlox, creeping phlox are a low-growing, groundcover type that blooms in early spring. It forms a dense carpet of flowers, often used in rock gardens or as an edging plant.

Woodland Phlox (Phlox divaricata): Prefers shaded, woodland areas, and blooms in spring with pastel-colored flowers, typically blue or purple.

Medium Height vs. Tall Height Phlox

Medium Height Phlox: Varieties like purple Nicky, Red Riding Hood, Orange Perfection or white David phlox grow around two to three feet tall. These are great for mid-border placements, providing a burst of color without overshadowing other plants.

Tall Height Phlox: Garden phlox varieties like Miss Pepper, Franz Schubert and Winnetou can grow up to 4 feet tall. These towering varieties work well in the back of garden beds, offering vertical interest and a mass of blooms that attract pollinators like butterflies and bees. They are often used for a dramatic, eye-catching effect in garden designs.

Both medium and tall varieties can be combined for layered visual interest while maintaining long-lasting blooms.