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How Much Cold Will Kill a Plant? How much cold will kill a plant is not an easy question to answer. Be sure to look up the cold hardiness for the plant in question before leaving the plant outside. Some plants can survive sub-freezing temperatures for months while others cannot take temperatures below 50 F. (10 C.) for more than a few hours. What Happens to Cold Damaged Plants? While many people ask how much cold will kill a plant, the real question should be how much freezing will kill a plant....

Symptoms of Dogwood Borers Most of the severe damage to dogwoods by this pest is caused by the dogwood borer larvae. Most often, dogwood borer larva will embed themselves in burrknots (lumps at the base of the trunk that were formed from undeveloped roots), in grafting collars, or in healed bark wounds. If a wound, grafting collar, or knot becomes infested with dogwood borers, it may appear wet and will take on a reddish color....

Lily leaf beetles can be found feeding on a variety of plants, including potatoes, Nicotiana, Solomon’s seal, bittersweet and a few others, but they only lay their eggs on true lilies and fritillarias. When you find your plants have been afflicted by a lily beetle infestation, it can leave you feeling frustrated. To relieve the stress associated with these little buggers, you should become familiar with the best practices for prevention and lily beetle treatment....

What is Upland Cress? There are many names for upland or land cress plants. Amongst these are: American cress Garden cress Dryland cress Cassabully Winter cress In the southeastern states, you’ll see/hear this plant referred to as: Creasy salad Creasy greens Highland creasy In that region, growing upland cress can often be found growing as a weed. Although similar in taste and growth habit, land cress is much easier to grow than watercress....

About Anise Plant Problems Anise, Pimpinella anisum, is native to the Mediterranean and is cultivated for its fruit, which is used as a spice. This annual is fairly easy to grow when provided with adequately draining soil in a temperate to subtropical climate. That said, it is susceptible to several anise diseases. Anise is an herbaceous annual from the family Umbelliferae. It can grow up to 2 feet (61 cm.) in height....

Is Ginkgo Good for You? You may have heard about ginkgo as a health supplement, but what does ginkgo do? Many clinical trials have pointed to the herb’s benefits in a host of medical conditions. It has been popular in Chinese medicine for centuries and is still a component of that country’s medicine practices. Possible ginkgo health benefits span such conditions as cardiovascular disease, dementia, lower extremity circulation, and Ischemic stroke....

Mimosa Tree Facts Nobody can deny that the pink pompom flowers of the mimosa tree are attractive. They appear in late spring and early summer on the tips of the small tree’s spreading branches. The tree rarely grows above 40 feet (12 m.), and its branches grow horizontally on the upper section of the trunk. As it matures, it looks a little like a yard parasol. The mimosa was imported as an ornamental from Asia and attracts gardeners with its fragrant and pretty blossoms....

My Squash is Bitter Tasting Actually, a bitter squash taste is a common problem found in zucchini as well as in cucumber. Both of these veggies are members of the Cucurbit family along with gourds, melons, pumpkins and other types of squash. Cucurbits contain a group of chemicals called cucubitacins. It is these cucurbitacins that are responsible for squash that is bitter tasting. The higher the levels of cucubitacin, the more bitter the squash will taste....

Nellie Stevens Holly Plant Info Hollies are timeless classics that make a large impact on the landscape with very little special care required. These easy-to-grow plants provide cover and food for birds and natural holiday décor for the home. Nellie Stevens is a happy accident between a Chinese holly and an English holly. It was grown from berries filched by Nellie Stevens in the early 1900’s. The resulting plant was almost removed in a home remodel in 1952 but was subsequently saved....

Help, My Pea Pods are Empty! The simplest and most likely explanation for empty pea pods is that they just aren’t yet mature. When you take a look at the pod, the maturing peas will be small. The peas plump up as the pod matures, so try giving the pods a few more days. Of course, there is a fine line here. Peas are better when young and tender; letting them mature too much may result in tough, starchy peas....

Unfortunately, paper birches don’t fare well in the city where they struggle to survive in the face of pollution, heat and dry conditions. Although they love cool climates, the branches break easily on windy days, especially when weighted down with snow and ice. Despite these drawbacks, they are well worth growing for their beautiful bark that shines against a dark background. What Is a Paper Birch Tree? Paper birch trees (Betula papyriferia), also called canoe birches, are native to moist stream banks and lakesides in Northeastern United States and Canada....

Philodendron Bipennifolium Information Fiddleleaf philodendron is scientifically known as Philodendron bipennifolium. The philodendron is an Aroid and produces the characteristic inflorescence with a spathe and spadix. As a houseplant, its glorious cut foliage is a showstopper and its easy growth and low maintenance assign it ideal houseplant status. Fiddleleaf philodendron care is simple and uncomplicated. This is a truly lovely indoor plant with volumes of appeal. One of the more important items of Philodendron bipennifolium information is that it is not a true epiphyte....

Tips for Planting Carnation Seeds Successful carnation flowers (Dianthus caryophyllus) begins with planting. Here are some guidelines to keep in mind when growing carnations in the garden. Pre-Planting Considerations Proper care of carnations begins before you even plant your seeds. Growing carnations will be much easier if you plant the seeds in an area that gets a minimum of four to five hours of sun each day. Well-draining soil without mulch, for good air circulation, will help you grow thriving carnation garden plants....

Ornamental Grass for Cold Climates Ornamental grasses are usually divided into two categories: cool-season grasses or warm-season grasses. Cool-season grasses sprout up quickly in spring, bloom in early summer, may go dormant in the heat of mid-late summer, and then grow again when temperatures cool in early autumn. Warm-season grasses can be slow growing in spring but really take off in the heat of mid-late summer and bloom in late summer and fall....

Diseases of Radishes Radish is a member of the family Brassicaceae, and is grown for its slightly spicy, crunchy taproot. This herbaceous annual or biennial should be grown in full sun in loose, compost amended, well-draining soil. Seeds can be sown as early as 5 weeks prior to the last average frost date for your region and then for a continual supply, sown every 10 days. Quit sowing when temps reach over 80 degrees F....

How to Reclaim an Overgrown Garden Overgrown landscape beds may just need some hard work to repair or they may need a complete face lift. Deciding which depends upon the “bones” of the garden, and how ambitious you are as a gardener. Recovering an overgrown garden requires hard work and may take many seasons to fully achieve. Some of the tips you should learn include plant identification, dividing perennials, rejuvenation pruning, and controlling weeds....

Should I Repot My Desert Rose? Repotting is par for the course for desert rose owners, so it’s safe to say that a repot is definitely in your future and, more than likely, many times over. Is your desert rose the size you desire it to be? If your answer is ‘no,’ then it is recommended that you repot it every year or two until it reaches your desired size, as overall growth is decelerated once the plant becomes pot bound....

Using Teepee Structures in the Vegetable Garden Teepees in vegetable gardens are quite common for vine crops. A teepee garden trellis can be complex or as simple as a basic teepee of three poles lashed together. Since they are easy to move, using a teepee plant support is ideal for veggies like runner beans that may not be in the same spot next year. The structure is not only visually appealing and simple to make, but it puts veggies at a convenient height for harvest....

How to Care for Different Types of Thyme Most thyme varieties are hardy in USDA zones 5 to 9 but tend to dislike hot, humid summers or overly wet conditions. Also, most varieties of thyme prefer full sun and well-drained soil. With a little research and even with adverse conditions, however, there are sure to be various types of thyme plants that are suitable for growth in those areas. Avoid fertilizing thyme varieties as they tend to become leggy and weak....

Facts About Onions Onions are good for us. They are high in energy and water content. They are low in calories. Onions increase circulation, lower blood pressure, and prevent blood clotting. The list of onion facts can go on and on; however, one of the most important facts about onions is how to grow them. Growing Onion Info Onions can be grown from seeds, sets, or plants. Seeds develop in summer once flowers cease blooming....