Search results
Results from the WOW.Com Content Network
Urban planners and tree experts have tried for decades to keep streets and sidewalks clear of maple spinners, seed pods and fallen fruit, but these efforts may be leading to an increase in allergies.
Botanical sexism is a term that describes the preferential planting of cloned male plants in urban areas because they do not produce fruits and flowers that litter the landscape. However, because males produce pollen, areas with only male plants can have high pollen in the air and, therefore, be inhospitable to people with pollen allergies.
Unusually for a pine, the cones normally point forward along the branch, sometimes curling around it. That is an easy way to tell it apart from the similar lodgepole pine in more western areas of North America. The cones on many mature trees are serotinous. They open when exposed to intense heat, greater than or equal to 50 °C (122 °F). [16]
The pollen source in a given area depends on the type of vegetation present and the length of their bloom period. What type of vegetation will grow in an area depends on soil texture, soil pH , soil drainage, daily maximum and minimum temperatures, precipitation, extreme minimum winter temperature, and growing degree days .
Pollen counts have been on the rise in Indianapolis this week and this weekend we'll see the highest total of the year.
With their finely lobed leaves and colorful hues, Japanese Maple trees are well-loved as a source of fall color! The Japanese Maple typically ranges from 10 to 15 feet tall, and as temperatures ...
Mulberry tree scion wood can easily be grafted onto other mulberry trees during the winter, when the tree is dormant. One common scenario is converting a problematic male mulberry tree to an allergy-free female tree, by grafting all-female mulberry tree scions to a male mulberry that has been pruned back to the trunk. [ 18 ]
Botanical Name:Nyssa sylvatica Sun Exposure: Full sun to part shade Soil Type: Moist, well-draining, average Soil pH: Acidic (5.5-6.5) USDA Hardiness Zone: 3 to 9 Black gum, or tupelo, is an ...