The invasive insect can have a damaging effect on Happy Valley’s vineyards if a large population takes hold this season.

The phloem tissue (bark) is highly specialised and is responsible for transport of products of photosynthesis from leaves to shoots and roots. It can rapidly seal off any injured tissues.

You won't have to deal with the banana's stringy bits, aka phloem bundles, which are the annoying fibrous strands that run up ...

or the phloem (the system that distributes the sugars that the leaves generate through photosynthesis. In most cases, these plant pathogens get into their hosts with the help of aphids ...

Read on. So what's Methuselah's secret? How can it and its kind survive, much less thrive, in conditions that would strike fear into the phloem of virtually all other plants? After decades of ...

Sarah Browning is an extension educator with Nebraska Extension. To ask a question or reach her, call 402-441-7180 or write ...

A reader writes in to ask why the bark on his young redwood is cracking. Columnist Ken Spencer says it sounds like ‘southwest ...

Trees, palms, and shrubs can be affected by herbicides with MSM because their root systems grow underneath the lawn, ...

Plants die slowly. Herbicides in this group are usually molecular (non- charged) at low pHs found in the cell walls and negatively charged at higher pHs encountered in the cytoplasm of leaf sieve ...

The vascular network consisting of phloem and xylem (wood) provides plants with structural support and long-distance transport that specifies further downstream processes in the sink tissues (such as ...

It is also highly toxic to bees, other pollinators and beneficial insects. Borers and bark beetles feed under tree bark in the phloem, the food-relaying vascular tissue that carries the food produced ...