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Compost to improve the quality of your garden soil

When you have gardening issues, the root of the difficulty is generally substandard soil. The good news is that whether your garden has a nutrition, moisture or aeration problem, the soil can be repaired with compost, said a University of Missouri Extension horticulture specialist.

Primarily consisting of decomposed organic matter, compost can improve soil drainage, aeration and fertility. Decomposed organic matter improves the texture of heavy clay soils, which allows greater water infiltration and air movement, and allows the soil to be more easily worked. As organic matter breaks down, nutrients become soluble and are available to the plant when the compost is added to the soil. “While unlikely that the nutritional requirements of the garden will be satisfied by adding compost, an application can greatly reduce your fertilizer inputs,” said Marlin Bates.

Waste generated from your household and yard will easily provide enough organic matter to warrant composting. Plant materials, including sod, grass clippings, leaves, hay, straw, weeds, sawdust and hedge clippings, are suitable for contribution to the compost bin. Household refuse such as newspaper, vegetable scraps and coffee grounds are also good additions. Items that should not be composted include weeds, seeds, diseased plant material, grease, fat, meat scraps and bones.

To get started, you will need to identify a good location for your compost bin. Preference should be given to convenience. Bates recommended placing your compost bin near a water supply in the shade. “Keeping the bin contents moist will be easier than if it is receiving the heat of the sun,” said Bates. Another tip: Place the compost bin on a well-drained site near the garden to reduce the distance that you have to transport the finished compost.

Once an adequate site is selected, decide what kind of structure to use, if any at all. You can simply create a heap of compost on the ground without any confinement, though this method is usually more unsightly. Minimum dimensions for this method should be 5 feet-by-5-feet-by-3 feet. Alternatively, there are several types of bins that can be bought or made. An important consideration is the ease with which you can turn the pile. The bin should be constructed in a way that allows the sides to be easily removed or should be built with only three permanent sides. A good compost bin will allow air to flow freely within the pile, but restrict rapid moisture loss. Usually this can be achieved by creating a balance of open and closed spaces in the structure.

The length of time needed to completely decompose the materials in your compost bin will depend on several factors. Different sources of composting material decompose at different rates. Grass clippings, for instance, decompose more quickly than woody stems. Also, the carbon-to-nitrogen ratio will impact the rate of decomposition. Managing this ratio is critical in maximizing the capabilities of the microorganisms that hasten the decomposing process. Other factors that affect how long it will take for the compost to be ready include aeration, moisture and temperature.

Now is the perfect time to start composting. With the organic materials you will accumulate this summer and fall, you should have a quality compost to enrich your garden next spring.

MU Extension guide, “Making and Using Compost (G6956), is available online at http://extension.missouri.edu/explore/agguides/hort/g06956.htm.
 

Don't Forget Plants When Making Vacation Plans

Amid the excitement of planning for and taking a summer vacation, many people neglect to have someone look after their indoor and outdoor plants during their absence. 

“If you are going to be away from home for more than a week, you may return to find substantial damage has occurred to plants left unattended. The ideal solution is to ask a friend who is knowledgeable about plants to check on your plants regularly and water them when necessary,” said Patrick Byers, horticulture specialist, University of Missouri Extension.

Before you leave, Byers recommends moving indoor plants away from sunny, bright windows, so they will use water less rapidly.

“This doesn't mean putting them in a dark room. They still need bright, indirect light to stay healthy while you're gone,” said Byers. “Then right before leaving on your trip, thoroughly water all of your indoor plants. Even allow some water to stand in the saucers beneath the plants' containers, something you normally would not do.”

These changes should enable indoor plants to survive during your absence. However, plants in containers outside need to be watered almost every day.

“Place all of your outdoor container plants, including any hanging baskets, in a shady location near the northern side of a building or under the protective cover of a large shade tree or covered patio. Group plants fairly close together since this, along with the shady location, will help slow water loss,” Byers said.

If a person can't find someone to water for them, inexpensive water timers, used in conjunction with sprinklers, can work well, especially if the plants are together in a water grouping.

If you have questions about your garden, lawn, soil or plants, contact the nearest University of Missouri Extension center. If you need additional gardening advice, please contact the Master Gardener Hotline, (417) 862-9284.

Four Requirements Help Control Algae in Water Gardens

Algae problems in water gardens are generally caused by the sun and excess nutrients in pond water according to Gaylord Moore, horticulture specialist, University of Missouri Extension."Ponds that are properly balanced with the correct ratio of plants, fish and other water critters, generally do not have significant algae problems," said Moore.

Four specific requirements are important to help control algae conditions.
S  Water pH in excess of 8.5 should be treated to make it more acidic.
S
   Too many fish in the pond can cause excessive nutrients from waste
S
Lack of plants in the pond. The plants are a natural filter source by removing excess nutrients from the water.
S
   Poor filtration. As a general recommendation, Siler says to stock six goldfish or koi (four to six inches in size) and one water lily for each square yard of the pool. "You might also try draining the pond and adding new water. Another option may be adding aquatic plants to allow as much as 50 percent of the water surface to be covered with plants," said Moore.

The final, and most radical method of controlling algae in ponds, is the use of an aquatic herbicide. Chelated copper compounds are less toxic than elemental copper sulfate."Proper management of your system is the best method of maintaining and controlling algae blooms in ponds, and copper herbicides should be used only as the last resort," said Moore.

Elderly, disabled persons can try out virtual gardening before taking on the real thing

As spring approaches, elderly or disabled gardeners may want to try a hand at virtual gardening before doing the real thing.  "Elderly or persons with disabilities should not have to give up gardening if it is something they really like," said Karen Funkenbusch, University of Missouri specialist in working with disabled persons. "There are different levels of gardening that may provide the same level of satisfaction."

Helpful hints for the elderly or disabled persons are available on a website:
https://fsb.missouri.edu/gardenweb/.

The site—Gardens for Every Body- includes a tool shed showing ergonomic and enabling garden tools. Enabling tools, designed for disabled gardeners, require less energy to use and help keep proper body alignment, she said. Aids feature pistol grips, telescopic tools and tools fitted with braces.

In addition to tools, the site gives tips on how to safely transport tools to work in a garden. Tips include using an old golf bag, sled or wagon.

Other site areas demonstrate container gardening using window boxes, hanging baskets or miniature gardens for greater accessibility. Pathways leading to raised beds and trellises also make gardening more accessible. "Gardening is one of the most popular pastimes in the U.S.," Funkenbusch said. "But this hobby can become a chore when someone is faced with physical limitations. We show that with a little creativity disabled people can continue to get the benefits from their gardening." Links to other websites are provided to help users find sites on gardening for kids with disabilities.

More than 78 million Americans enjoy gardening, according to the National Gardening Association. "Gardening can enrich the life of senior gardeners in many ways, physically, mentally and spiritually," said Funkenbusch, who coordinates the MU federally-funded AgrAbility program helping families with disabilities.

An array of special ergonomic tools with fist or trigger grips are available on the market or in many cases can be made cheaply at home. For example, bicycle grips or insulation wrap can make a hand fork or trowel easier to use. Some tools come with wrist supports fitted to them, she said.  Lengthening the handle of tools such as rakes or hoes can extend reach. A simple way to do this is using poly pipe (heat at 325 degrees for five minutes and fit it to the tool).

Use lighter weight tools. Paint tools a bright color so they can be easily located. Use a stool, chair or bench to avoid constant stooping and squatting. For those able to get down on the ground, it’s good to wear kneepads. A cart or bucket comes in handy for carrying tools. For those in a wheelchair, tying a hose to the chair handle with wire or cord can serve as a watering can.

"The key is to adapt your gardening to your own physical capabilities," she said.

Fall Gardening Can Be a Rewarding Experience

     Some of the best quality garden vegetables are produced and harvested during the fall season when warm, sunny days are followed by cool, humid nights. The challenge with fall vegetable production is seeding or transplanting a crop in high temperatures and then harvesting when temperatures are cooler, but not freezing. “August brings with it high soil temperatures, high light intensity and rapid soil drying. These factors present real problems with getting a uniform stand of plants,” said Gaylord Moore, horticulture specialist, University of Missouri Extension.

     Moore recommends applying a light layer of mulch over each row of newly planted seeds to help retain moisture. Gardeners can also try screen wire strips, shade cloth, or boards to cover the row from intense heat. “This will moderate both soil temperature and soil moisture but you need to remember to remove coverings after seedling emerges,” said Moore.


FALL TIPS

     According to Moore, seeds left from the spring, if they have been stored in a cool, dry place, should be good for planting. “Soak seeds (except beans and peas) overnight before planting. This will hasten germination and seeding emergence when soil drying is most critical to plant growth,” said Moore. Seeds that are stored in the freezer properly should remain viable for several years.

    Moore says it is also a good idea to supplement rain fall with trickle irrigation (soaker hoses) to get early established growth
.

WHAT TO PLANT

     “
Snap beans can be a risky due to frost but fall beans are so delicious they are worth the chance,” said Moore. Summer squash can also be established through August in southern Missouri by direct seeding or transplants. The crop reaches maturity in 40 to 50 days.

     According to Moore, cool season vegetables will thrive in the cooler nights of late summer and fall and are not sensitive to frost. Broccoli, cabbage and cauliflower are generally successful when planted in the fall.  “You might also consider greens such as lettuce, collards, mustards and turnips which are well adapted for fall harvest,” said Moore.

     Cool nights bring out the rich flavor of spinach and make it a favorite in fall gardens. “Spinach can also be successfully mulched through the winter and bounce back for early spring production the following year,” said Moore.

      For more on fall planting dates, visit your local University of Missouri Extension center and request
Guide 6201, “Vegetable Planting Calendar.”

Wood Ash In The Garden Can Be Beneficial

Wood ashes left behind after burning in wood stoves, furnaces, and fireplaces -- some of the most common home heating systems in the Ozarks -- can benefit plants and gardens if used sparingly. "Wood ashes have about one percent phosphate and less than 10 percent potassium, but no nitrogen. They also contain about 25 percent calcium carbonate, a common liming material," said Gaylord Moore, horticulture specialist, University of Missouri Extension.

      Because wood ash has a fine particle size, it reacts rapidly and blends completely into the soil. Although small amounts of nutrients are applied with wood ash, the main effect is that of a liming agent."Gardeners often question the value and safety of using wood ashes in the lawn, gardens and flower beds. Yes, you may use them but use them sparingly. Adding large amounts can do more harm than good," said Moore.  It is also important when applying ashes to spread them evenly and avoid dumping them in one area. It is also a good idea to know your soil pH before adding the ashes (get a soil test).

      Soils that are slightly acidic (pH 6.0 to 6.5), should not be harmed if 30 pounds of ashes per 1,000 square feet of garden area are applied. Moore also recommends working ashes into the upper six inches of the soil.  "If your soil pH is 7.0 or higher, find another way of disposing of the ashes," said Moore.

      According to Moore, it is also important to never apply wood ash to acid loving plants like potatoes, rhododendrons, azaleas or blueberries."

For additional information on fertilizer, contact the University of Missouri Extension Center in your county and request G6955, “Improving Lawn and Landscape Soils,” or MP733, “Lawn and Garden Soil Test Interpretations and Fertilizer Recommendation Guide.” Those same publications are also available online at http://extension.missouri.edu/explore.
 

Seven Tips for Organic Gardening Success

       According to Gaylord Moore, horticulture specialist, University of Missouri Extension, it is possible to grow fresh high-quality produce and vegetables in southwest Missouri with only natural fertilizers and pesticides.    "Growing organic can be successful with good soils, fertility, proper watering techniques, plant selections and steps to encourage healthy plants. Monitoring for pests and quick action to ward off major problems are key considerations," said Moore.

Moore offers seven other tips for organic gardening success:


1. The success or failure of the organic approach depends on how gardeners use and prepare organic matter that benefits the soil and plant functions. Animal manures are excellent sources of organic matter and plant nutrients.

2. Because plants need proper nourishment, another key is proper soil nutrients. Soil tests will indicate if there is a need for more nutrients for the garden. It is very important to be sure the soil pH is acceptable for vegetable gardening.

3. Select plants that are genetically resistant to diseases. Whenever available, the use of natural resistant varieties is the best way to reduce diseases.

4. Planting times. “Planting when soil temperatures are correct for maximum plant growth is important. It is also important that you never allow a vegetable plant to get stressed due to lack of available soil moisture,"  said Moore.

5. Remember to clean up weeds or other plants that may serve as an overwintering host plant, along with crop plants that have been diseased.

6. Avoid the introduction of diseases. In some cases, careful selection of disease free seed and propagating material helps disease control.

7. Promote healthy plant growth to deter some insects. Healthy plants are less susceptible to insect attacks. Natural and biological products are available for insect control.

     According to Moore, good organic growers exhibit great horticulture knowledge and skills by using sound cultural practices. However, he says there is little proof organically grown produce is healthier or of higher quality than that produced inorganically.  “Basically, it is a matter of conviction and choice. But for me, organic gardening makes good sense. Healthy soil speaks volumes,” said Moore.

     

Use Care When Side Dressing Vegetables with Nitrogen

    
V
egetables and flowers vary in the amounts of nitrogen they need according to Gaylord Moore, horticulture specialist, University of Missouri Extension.

     “Usually, vegetable crops require most of their nitrogen after they have made considerable growth or have begun to fruit. Too much nitrogen before this time will delay maturity and reduce flowering and yields,” said Moore.

      Plants get nitrogen from three major sources: the breakdown of organic matter, yearly maintenance application of fertilizer or the nitrogen side dressings.

      “Often, the plant needs additional nitrogen by side dressing to complete fruiting and growth and to keep the plant vigorous and healthy,” said Moore.

      However, various plants or crops have different recommended nitrogen side dressings and the timing of the side dressing is very important.

     “The nitrogen with most garden fertilizers is best utilized with frequent light applications,” said Moore.

     For example, tomatoes respond best to about three different side dressings. The first application should be one to two weeks before the first tomato ripens, then two weeks after picking the first ripe tomato, and again, one month later.

      About one-third of a pound of actual nitrogen is required for each 100-foot row. For example, ammonium nitrate is 33 percent nitrogen. It would take about 1 pound of the ammonium nitrate to give the required amount for a 100-foot row of tomatoes.

      “You may figure other high nitrogen type fertilizers to apply based upon the actual nitrogen percentage. Other forms of nitrogen such as urea, calcium nitrate and ammonium sulfate may be used on an equivalent nitrogen basis,” said Moore.


    
Other crops that require nitrogen side dressing include: cucumber and cantaloupe about one week after blossoming begins, and again three weeks later; sweet corn, when plants are eight to 10 inches tall and again one week after tassels appear; potatoes, but only after the tuber formation starts.

Plant Heat and Hardiness Zone Maps Assist Gardeners

      Environmental factors like heat, compacted soils, cold temperatures and various pest problems, make growing landscape plants in the Missouri  a real challenge.

However, there is hope, according to Gaylord Moore, horticulture specialist, University of Missouri Extension.

"Minimizing these environmental factors by knowing the specific requirements of plants in our area is helpful. Also, doing your homework before purchasing plants will increase your plant successes," said Moore.

For example, most gardeners should become familiar with the U.S. Department of Agriculture’s "Cold Hardiness Zone Map."

First published in 1960, this map is based on average annual minimum temperatures recorded throughout North America.

"By using the map to find the zone where you live, you can determine which plants will 'winter over' in your garden because they can withstand these temperatures," said Moore.

The hardiness zone ranges from zone 1, which is Fairbanks, Alaska to zone 11, Honolulu, Hawaii.

Most of the plant zone for southwest Missouri is 6-A (average minimal temperature of -5 to -10 degrees). The Branson area is rated as 6-B (average minimal temperature of 0 to -5 degrees).

"When plants are purchased from your local nursery, plants should not be available that are not hardy to your area unless special precautions are indicated. In most cases attached plant labels will indicate the zone most suitable for your plants," said Moore.

For specific information on plant hardiness zones and a listing of plants adaptable to the various zones visit this website: http://www.usna.usda.gov/Hardzone/ushmap.html.

Another useful map, besides the USDA "Plant Hardiness Zone Map" is the "American Horticultural Society Plant Heat-Zone Map." This map helps gardeners determine a plant’s likelihood for survival from extremes in temperatures.

This 12-zone map indicates the average number of days each year that a region experiences “heat days.”

According to Moore, “heat days” are those days with temperatures over 86 degrees, the point at which plants experience damage to cellular proteins.

Southwest Missouri’s heat zone is seven because this area has an average of 61 to 90 days with temperatures above 86 degrees.

"When used in conjunction with the Plant Hardiness Zone Map, consumers can select plants that may do well in their gardens throughout the year," said Moore.   For more information about the heat zone map, visit: http://www.ahs.org/publications/heat_zone_map.htm.

"Many environmental and plant growing factors account for a healthy and productive plant. Again, the more tools and knowledge you have to make better management and gardening decisions, greater satisfaction and more beautiful plants should be the result," said Moore.(back to top)

Greenhouses for Homeowners and Gardeners
  
For serious gardeners interested in prolonging the growing season, constructing a home greenhouse can be the answer according to Gaylord Moore, horticulture specialist, University of Missouri Extension.

"A greenhouse can provide a void when the weather will not allow outdoor activity. It may also answer questions about starting a commercial greenhouse business without taking a large financial risk," said Moore.

There are several questions that need to be answered before construction begins, including whether you plan to purchase or build the greenhouse and what type of heating, cooling and plant lighting systems you plan to install.

"You need to consider where the greenhouse should be located, your budget, how much time the greenhouse will demand, the proper steps to construction (including building permits) and what type of foundations and utilities are needed for the ongoing operation," said Moore.

How much would a 10 x 12 greenhouse cost? Depending on the construction materials used and whether or not you purchase a kit, prices can range from $4 to $50 per square foot.

"Contractors for construction will add significantly to the costs, plus site preparation and amenities such as heating and cooling systems and benches," said Moore.

Another cost is the greenhouse coverings, which may consist of poly film plastics, fiberglass reinforced plastics, polycarbonate glazing, acrylics, single tempered glass or double-wall tempered glass.

"For gardeners on a budget, I recommend using the poly film plastics or greenhouse plastics. The greenhouse plastics have a life span of two to four years before replacement. Greenhouse plastics also have a greater insulating factor," said Moore.

Aesthetics should also be considered in the construction and style of a greenhouse. The style should match the architecture of your home. And, for aesthetic purposes, freestanding greenhouses should be located parallel to the house and any accessory buildings.

"Survey results show that greenhouses can enhance the value of your property. To do so, they have to look like they belong there," said Moore.

Landscaping the immediate area around the greenhouse can also have an impact on aesthetics.

"Gardens, border plantings, or beds can do a lot to improve appearance and help blend the greenhouse into the area. But, be careful not to plant shrubs or trees that will create shade on the greenhouse," said Moore.

For helping with planning a greenhouse, Moore recommends purchasing NRAES - 137, "Greenhouses for Homeowners and Gardeners" through your local University of Missouri Extension Center for $25 (plus postage and handling).(back to top)


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