Kristi Waterworth
Kristi Waterworth was a regular contributor to Gardening Know How for many years, answering countless queries on plant pests and diseases.
Latest articles by Kristi Waterworth
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Norfolk Pine Dropping Branches: What To Do For Branch Tips Falling Off Norfolk Pine
Although not a true pine, Norfolk Island pines produce beautiful branches and adapt well to indoor life. But what happens when those branches begin dropping? Learn more here.
By Kristi Waterworth
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Unhealthy Mandevilla Plants: How To Treat Mandevilla Disease Problems
Mandevilla vines are usually pretty easy to take care of, but keep an eye out for common diseases that can threaten the beauty of this plant. Read here for more information.
By Kristi Waterworth
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Holes In Potted Plants: Why Are Mice Digging Up Houseplants
If you've noticed your houseplants have tiny holes in the soil or you see signs of digging in your outdoor planters, it can drive you nuts trying to get to the root of the problem. Find out what to do about it in this article.
By Kristi Waterworth
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Torrential Rains And Plants: What To Do If Rain Is Knocking Down Plants
Rain is as important to your plants as sun and nutrients, but like anything else, too much of a good thing can spell trouble. Learn what to do for plants knocked down by rain in this article.
By Kristi Waterworth
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What Is Phytophthora: Phytophthora Symptoms And Management
Phytophthora, a soil-borne pathogen that infects trees, woody plants and even vegetables, can lead to their sudden death. This article provides information on controlling the disease.
By Kristi Waterworth
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Ivy Turning Yellow: Reasons For Yellowing Leaves On Ivy Plants
Even the hardiest of ivies may succumb to the occasional problem and develop yellow leaves. Ivy plant leaves turning yellow are rarely serious, though you should make some changes. Read here for help.
By Kristi Waterworth
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Preventing Budworm Damage: Tips For Controlling Budworms
Feeding damage caused by budworm caterpillars is on the rise across the country. Find out how to control budworms and prevent damage to plants in this article. Click here for more information.
By Kristi Waterworth
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Watermelon Disease Control: How To Treat Diseases Of Watermelon Plants
Watermelons are great plants for the home garden, until they get sick. Find out what to do when your favorite summer treat is under the weather in this article by learning what common things cause disease in watermelon plants.
By Kristi Waterworth
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No Bean Flowers: How To Get A Bean Plant To Bloom
Beans can be really frustrating when no bean flowers are produced during their short growing season. If your beans don't bloom, read this article for help. Once you know what causes the problem, you can fix it.
By Kristi Waterworth
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Houseplant Leaf Split: What To Do For Leaves Splitting Down The Middle
Houseplant leaf split is a common problem of indoor foliage, but it's usually caused by less than ideal environmental conditions. Read this article to learn more about splitting leaves in plants.
By Kristi Waterworth
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What Is Pyrethrum: What Are The Uses For Pyrethrum In Gardens
Pyrethrum insecticide is a natural chemical. For additional information and tips on using this in the garden, the following article can help. Click here to learn more about it now and get a heads up on the bugs.
By Kristi Waterworth
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Grape Ivy Is Turning Yellow: What To Do For A Grape Ivy With Yellow Leaves
Hardy grape ivy can make a great houseplant if it's given the proper care. Sometimes, though, it still gets sick and develops yellow leaves. Find out how to care for a grape ivy with yellow leaves in this article.
By Kristi Waterworth
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Hollow Zucchini Squash: What Causes Hollow Zucchini Fruit
Zucchini plants are both beloved and loathed by gardeners. Unfortunately, zucchini squash problems, like hollowed out zucchini, can make a bountiful harvest difficult. Read more in this article.
By Kristi Waterworth
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Common Smut Of Corn: What To Do For Corn Smut Fungus
Gardeners with extra space to plant corn are truly the lucky ones, but when that corn crop develops corn smut, it can be devastating. Find out what to do about these unusual silvery growths on your corn in this article.
By Kristi Waterworth
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Controlling Watermeal Weeds: Tips For Managing Watermeal In Ponds
There's nothing as annoying in the garden pond as watermeal. This tiny, loathsome plant can quickly take over, ruining your beautiful garden pond landscape. Learn some easier ways to manage watermeal weeds long term in this informative article.
By Kristi Waterworth
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Amaryllis Leaves Drooping: Reasons Leaves Droop In Amaryllis
Droopy amaryllis plants aren't uncommon; these symptoms are typically caused by environmental problems. Read this article to learn what makes the leaves on amaryllis turn yellow and droop.
By Kristi Waterworth
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Fig Tree Leaf Drop - Why Do Fig Trees Lose Leaves
Leaf drop can be a normal part of the fig's life cycle, but sometimes leaf drop on figs is caused by sudden environmental changes or pest problems. Read this article to learn more about leaf drop in fig trees.
By Kristi Waterworth
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Pepper Wilt On Plants - What Causes Wilting Peppers
When pepper plants wilt, you should pay attention. This article will explain the tough-to-eradicate diseases that may be affecting your pepper plants.
By Kristi Waterworth
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Jimsonweed Control: How To Get Rid Of Jimsonweeds In Garden Areas
Although the flowers of jimsonweeds can be very beautiful, this four-foot tall weed packs with it a poisonous payload in the form of a spine-covered seedpod. Read this article for more info.
By Kristi Waterworth
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Pine Tree Dying Inside Out: Needles Browning In Center Of Pine Trees
Brown branches on your pines? The information found in this article will help should you find your pine tree browning in the middle.
By Kristi Waterworth
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Rhododendron Not Blooming: Why Rhododendron Bushes Do Not Flower
The explosion of blooms on a rhododendron in spring is a sight like no other, but when you get more fizzle than pop, you may think something's wrong. This article explains some of the common reasons that rhododendrons fail to show.
By Kristi Waterworth
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Bougainvillea Not Blooming: How To Get Bougainvillea To Flower
Bougainvilleas are beautiful, wild things that can produce a flurry of breathtaking blooms or a season of crushing disappointment. It?s up to you if your bougainvillea will bloom this coming season, but we can show you the path to success here.
By Kristi Waterworth