Guzman’s Greenhouse Posts

Close-up of a shrub with brown dried leaves and some green leaves; pink blossoms on the right, a street visible in the background.

Why Are My Plant Leaves Turning Brown? 9 Common Causes in the Southwest

Why Are My Plant Leaves Turning Brown? Have you noticed brown tips, crispy edges, or entire leaves turning brown on your favorite plants? Don’t panic just yet. Brown leaves are one of the most common gardening problems in the Desert Southwest, especially during the long, hot summer months. The good news is that brown leaves […]

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Care of Portulaca

How to Grow and Care for Portulaca (Moss Rose) in the Southwest Desert

How to Grow and Care for Portulaca. If you’re searching for one of the easiest flowering plants to grow during the hottest months of the year, Portulaca (Portulaca grandiflora) deserves a place in your landscape. Commonly called Moss Rose, this colorful annual thrives where many other flowers struggle. Even during weeks of 100°F-plus temperatures, Portulaca […]

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Keep Potted Plants Alive

How to Keep Potted Plants Alive During 100°+ Weather (Southwest Heat Survival Guide)

How to Keep Potted Plants Alive During 100°+. If you’ve ever walked outside on a hot July afternoon and found your beautiful container plants wilted, you’re not alone. Potted plants are much more vulnerable to extreme heat than plants growing in the ground. During the summer months in Las Cruces, El Paso, and throughout the […]

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Monsoon Season Southwest New Mexico

How to Prepare Your Southwest Garden for Monsoon Season (10 Essential Tips)

Prepare Your Southwest Garden for Monsoon Season. The arrival of the Southwest monsoon is welcome news after weeks of scorching temperatures. Afternoon thunderstorms can bring much-needed rain, cooler evenings, and relief for stressed plants. However, monsoon storms also bring strong winds, heavy downpours, flash flooding, hail, and sudden changes in soil moisture that can damage […]

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Man wearing a hat waters a large Texas sage shrub with a hose; a sign nearby reads, 'Water deeply for strong, healthy roots.'

How to Protect Plants from Extreme Heat: 5 Mistakes to Avoid

How to Protect Plants from Extreme Heat. If you’ve stepped outside lately, you already know it’s hot. Triple-digit temperatures are a normal part of summer in the Southwest, but they can take a toll on your landscape if you’re not careful. The good news is that most plants don’t die because it’s hot—they die because […]

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why are my plants wilting?

Why Are My Plants Wilting Even Though I’m Watering Them? (Heat Stress or Lack of Water?)

Why are my plants wilting? If you’ve been watering regularly but your plants still look wilted, you’re not alone. This is one of the most common questions gardeners ask during late spring and summer in New Mexico, West Texas, Arizona, and other parts of the Desert Southwest. The surprising truth is that a wilted plant […]

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Hall's Honeysuckle in the Southwest

Hall’s Honeysuckle in the Southwest: Fragrant Beauty With Fast Growth

Few vines can match the sweet fragrance and vigorous growth of Lonicera japonica ‘Halliana’, commonly known as Hall’s Honeysuckle. This classic flowering vine has been popular for generations because of its long blooming season, fast coverage, and ability to thrive in difficult conditions. In many Southwest landscapes, it is often used on fences, arbors, pergolas, […]

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Texas sage bushes in Las Cruces

Complete Southwest Xeriscape Plant Guide for New Mexico

New Mexico gardening comes with unique challenges. Intense sun, low humidity, alkaline soils, high winds, and long periods of drought can quickly stress plants that are not adapted to the Southwest climate. Xeriscaping offers a practical and attractive solution by using plants that require less water while still providing color, texture, and seasonal interest. A […]

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Perlite vs. Vermiculite

Perlite vs. Vermiculite: What They Do for Soil and Plants

If you have ever opened a bag of potting soil and noticed little white pieces mixed into the soil, you were probably looking at perlite. If you see tiny brown or gold flakes that almost resemble fish scales, that is usually vermiculite. Both are commonly used in gardening, but they each do different jobs. In […]

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Blue Hostas for the Southwest

Growing Hostas in the Southwest

Growing Hostas in the Southwest. Hostas are one of the most popular shade-loving perennials in the gardening world, and surprisingly, they can also grow well in the Southwest when given the right conditions. While many gardeners associate hostas with cooler northern climates, these beautiful foliage plants can thrive in areas like southern New Mexico, Arizona, […]

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