This figure shows stationwise trends in chlorophyll-a concentrations in coastal and open waters of the Baltic, North East Atlantic (Greater North Sea, Celtic Seas, Bay of Biscay), and Mediterranean Sea (Western Mediterranean Sea, Adriatic Sea) (% of stations showing statistically significant change, within the years 1985–2010). Numbers in parentheses indicates number of stations included in the analysis for each country. "Open sea" is the total of all off-shore stations (>20km) within a (sub)region.
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It will keep weeds away; protect the plants by keeping the soil cool; decrease evaporation and reduce soil compaction. Be creative and use materials like: pebbles, bark chippings, gravel, cocoa shells, decorative pine cones, marbles, broken crockery, grass clippings or leaf mould. But avoid mulching too close to the stems to avoid the plant rotting in winter.
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