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Climate Change and Gardening

Back to Learn Climate change is real and is affecting Maryland now. There is no scientific controversy: 99% of scientists agree that our climate is changing and that global temperatures are increasing as levels of heat-trapping greenhouse gases rise in the atmosphere (CO 2 , methane, nitrogen...

Resource Links

Earth Friendly Plants/Mushrooms Problems Wildlife General Interest Links to private companies or products are provided as a public service and do not constitute an endorsement by the University of Maryland. Earth Friendly Biological and Alternative Control & Intergrated Pest Management (IPM)...

Care of Amaryllis (a.k.a Hippeastrum) Plants

This beautiful plant is an all time favorite holiday se ason plant that can be encouraged to bloom at other times of the year too. The bloom is a spectacular flower six inches across with two to four blossoms produced on tall sturdy stems. Each flower can last two weeks, sometimes longer. Bloom...

Common Lespedeza or Japanese Clover

(More lawn weeds) (Control Options) ( General Weed Gallery) Common Lespedeza or Japanese clover ( Lespedeza striata ) Photo: Rebekah D. Wallace, University of Georgia, Bugwood.org General Description Common lespedeza, also known as Japanese clover, ( Kummerowia striata , syn. Lespedeza striata ) is...

Paulownia (Empress or Princess Tree)*

(More lawn weeds) (Control Options) ( General Weed Gallery) Paulownia tomentosa Blooming Paulownia Photo: James H. Miller, USDA Forest Service, Bugwood.org Life Cycle: deciduous tree Growth habit: small to medium tree that reaches a height of 30-60 ft. Produces clusters of light purple, fragrant...

Mile a Minute Vine*

(More lawn weeds) (Control Options) ( General Weed Gallery) Mile a Minute Vine* or Devil's tear thumb Polygonum perfoliata Life Cycle: Summer annual herbaceous vine that can climb over vegetation, smothering plants forming dense mats; invasive Growth habit: Thrives in full sun but can tolerate...

Care of Phalaenopsis orchids (moth orchid)

Phalaenopsis (Phals), also known as moth orchids have probably increased the allure of orchid culture for the general public more than any other orchid genus. They are mass produced and are reasonably priced. Phals are readily available in big box stores and the many hybrids are very easy to grow...

Best Practices - Soils

for healthy soil Soil is not “dirt.” It is a precious natural resource that is too often neglected and mismanaged. These are some best practices for managing soil in gardens and landscapes: Perform a soil test before starting a major project like a vegetable garden or lawn renovation. Maintain soil...

Yarrow

(More lawn weeds) (Control Options) ( General Weed Gallery) Photo: Yarrow (Archillea millefolium) foliage General description Yarrow is a perennial broadleaf weed. Yarrow adapts to droughty soils that are not fertilized. The foliage is feathery, soft and hairy. Reproduction Spreads by seed and...

Red Sorrel (Sheep sorrel)

(More lawn weeds) (Control Options) ( General Weed Gallery) Photo: Red Sorrel, Rumex acetosella General description Sorrel, also called sheep sorrel is a perennial broadleaf weed. The leaves are 1-3 inches long and arrow-shaped. Growth habit Young plants form a rosette of foliage near the ground...

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