Posts By

Katherine Rowe

Katherine is a garden professional with a background in design, conservation, and public horticulture. She holds a master’s degree in landscape architecture and a love of gardens, parks, and natural lands alike. Katherine enjoys exploring gardens and wild spaces through work and travel and designing gardens with nature at the helm.

A close-up of a soft pink tubular petunia flower infested with pests - tiny green aphids.

Garden Pests

7 Petunia Pests: ID and Treatment

Common garden pests are pesky. They may weaken plants and carry fungal diseases and viruses. Petunias are beautiful summer-flowering annuals that appeal to certain plant-feeding insects in their most active season. If your bloomer shows signs of stress or damage beyond cultural issues, scout for common pests. Garden expert Katherine Rowe explores pests that enjoy petunias as much as we do and how to identify and treat them.

A row of pink and red flower spikes bloom against a wood-sided building.

Plant Problems

Hollyhock Rust: ID and Treatment

Hollyhock rust is a fungal disease that readily spreads among these warm-season bloomers. Once it sets in, it is difficult to mitigate, but not all is lost. Here, garden expert Katherine Rowe looks at how to identify and treat the infection and how to prevent its spread.

Yellow petunias with violet edges contrast beautifully against green leaves.


7 Reasons Why Your Petunias Aren’t Blooming

Petunias overflow with prolific flowers until frost. In the right spot, they’re easy-care annuals with continual blooms. If your petunia becomes less vibrant, restoring it to full flower may entail simple adjustments. Explore why petunias stop blooming with garden expert Katherine Rowe.

A close-up of a wooden raised bed with lush green plants, set amidst a garden filled with various other greenery in separate raised beds.

Raised Bed Gardening

How To Start a Raised Bed Garden in 9 Steps

Raised beds offer the opportunity to showcase culinary and ornamental plants while solving challenging garden situations in beautiful and productive ways. Garden expert Katherine Rowe offers guidelines for starting a raised bed garden to fulfill your garden goals throughout the seasons.

Close-up of watering lavender bushes with woody stems, narrow, gray-green leaves, and spikes of fragrant, purple-blue flowers using a blue watering can in a sunny garden.


How Much Water Does Lavender Need?

As we glide into the heat of summer, lavender’s bloom sprays, silvery foliage, and refreshing aroma reenergize the garden. To ensure efficient watering and the healthiest plants, it is helpful to look at how much water these drought-tolerant beauties need. Here, garden expert Katherine Rowe explores lavender’s water needs and the variables to consider for flourishing herbs.

Close-up of a woman's hands deadheading a rose bush with large, pale lilac, lush double flowers using red pruning shears in a sunny garden.


How To Deadhead Roses For More Blooms

Deadheading roses is a simple way to promote plant health. It also lets us lay eyes on our plants and enjoy their blooms in the process. Explore the benefits and best way to deadhead with gardening expert Katherine Rowe to ensure healthy roses across the seasons.

Close-up of a flowering Clematis plant features stunning pink flowers with delicate, layered petals and vibrant green, deeply lobed leaves with brown spots due to disease.

Plant Problems

5 Common Clematis Diseases and How to Treat Them

Clematis brings exotic beauty and vertical interest with its glorious flowers, vining stems, and attractive foliage, whether deciduous or evergreen. While a relatively carefree grower, clematis is susceptible to common fungal diseases that impact growth, flowering, and form. If detected early, plants can recover. Join gardening expert Katherine Rowe in a look at common issues for clematis and how to treat and prevent them.

Close-up of a flowering Clematis plant characterized by a large, star-shaped pink flower with wilting stems and leaves.


Why Is My Clematis Wilting?

Awaiting the exotic blooms of clematis only to have its delicate stems mysteriously wilt is disconcerting. With some sleuthing, taking the best action to correct or reverse the causes is within reach. Explore common causes of wilting in these perennial flowering vines with gardening expert Katherine Rowe.

Lavender flowers, supported by delicate stems, gently sway in the sunlight.


Why Is My Lavender Wilting?

We associate lavender with waves of purple blooms, silvery foliage, and a sweet herbal scent wafting in the air. Wilting or drooping plants dash our expectations. With some easy inspection, we can take the best action to correct the causes. Explore common causes of wilting in these herbaceous perennials with garden expert Katherine Rowe.

Blooming Gaillardia perennials, planted in sunny July, feature lance-shaped, gray-green leaves and vibrant, daisy-like flowers with red centers and yellow tips.

Ornamental Gardens

21 Beautiful Perennials to Plant in July

With summer in full swing, the garden is alive with colorful flowers and dynamic foliage. Winged visitors are frittering from bloom to bloom. The temptation may arise to add plants to our beds, borders, and container arrangements. Join gardening expert Katherine Rowe in exploring heat-loving and showy perennials to supplement the garden in July.