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  • March Gardening Calendar

     Category     Week Activity       1 2 3 4    Houseplants x x x x Two handsome houseplants that provide fragrant blossoms indoors this month are the Confederate jasmine (Trachelospermum jasminoides) and Japanese pittosporum (Pittosporum tobira). Both thrive in average home...

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  • Starting Tomatoes Indoors

      Is it time? Can I start my tomato seeds yet? We're all eager for spring, but starting your tomato seeds too early is a bad idea. You don't want to end up with leggy, weak seedlings do you? Follow...

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  • Edible of the Month: Peas

    Peas are not only tasty, they look beautiful grown next to colorful flowers such as this amaranth. Fresh peas are a treat. They are one of the earliest crops ready for harvest in spring, and are prized because fresh peas...

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  • Fertilizing Spring Flowering Bulbs

    The best time to fertilize spring-flowering bulbs is when foliage emerges in the spring rather than at flowering. Traditionally, gardeners have applied fertilizer during bloom or a bit after, but because bulb roots start to die at flowering, fertilizer applied...

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  • 2015: Year of the Coleus

    The National Garden Bureau has chosen coleus as its ornamental annual to promote in 2015.  Thus, we now are in the “year of the coleus”.  This colorful yet durable plant adapts well to a wide range of exposures and garden...

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  • February Gardening Calendar

    Ornamentals Weeks 1-4: Winter aconite (Eranthis sp.) and snowdrops (Galanthus sp.) are hardy bulbs for shady gardens that frequently push up through snow to bloom now. Weeks 1-4: Inspect summer bulbs in storage to be sure none are drying out....

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  • EAB found in White Fringe Trees in Ohio with high pest populations

    White fringetree (Chionanthus virginicus) has been found attacked by emerald ash borer (Agrilus planipennis Fairmaire) by Don Cipollini, a professor at Wright State University in Ohio Details A larval specimen and a partial adult specimen extracted from this tree have...

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  • Thousand Cankers Disease of Walnut

    Black walnut is ecologically and economically important to Missouri, and thousand cankers disease (TCD) represents a serious threat to this resource. TCD occurs when the walnut twig beetle (WTB), Pityophthorus juglandis, attacks walnut trees, spreading the fungus Geosmithia morbida which...

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  • Emerald Ash Borer News

    FROM THE MISSOURI DEPARTMENT OF CONSERVATION FOREST HEALTH PROGRAM December 2014 Newsletter The emerald ash borer (EAB), Agrilus planipennis, is a non-native forest pest causing widespread mortality of ash trees in North America. By the end of 2014, it had...

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  • January Gardening Calendar

      Category Week Activity 1 2 3 4 Houseplants x x x x To clean heavily encrusted clay pots, scrub them with a steel wool pad after they have soaked overnight in a solution consisting of one gallon water to...

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University of Missouri Extension Master Gardener Program