Topsoil

The surface portion of the soil, usually the average plough depth, which may also include the sub-surface soil that contains organic matter.

topsoil

[n] - the layer of soil on the surface
Found on http://www.webdictionary.co.uk/definition.php?query=topsoil

Topsoil

• (n.) The upper layer of soil; surface soil.
Found on http://thinkexist.com/dictionary/meaning/topsoil/

topsoil

surface soil noun the layer of soil on the surface
Found on https://www.encyclo.co.uk/local/20974

Topsoil

Top'soil` noun The upper layer of soil; surface soil.
Found on http://www.encyclo.co.uk/webster/T/71

topsoil

mostly fertile surface soil moved or introduced to topdress gardens, roadbanks, lawns etc.
Found on http://en.wikipedia.org/wiki/Glossary_of_environmental_science

Topsoil

Soil that is on the very top, hopefully containing a lot of humus and good elements needed for growth.
Found on http://www.encyclo.co.uk/local/20077

Topsoil

The fertile, upper part of the soil.
Found on http://beebetter.info/2016/07/garden-glossary/

Topsoil

The fertile, upper part of the soil.
Found on http://gardeningwithconfidence.com/blog/2013/03/21/garden-glossary/

Topsoil

The top layer of native soil. This term may also apply to good quality soil sold at nurseries and garden centers.
Found on http://www.pcmg-texas.org/glossary_gardening_landscaping.htm

topsoil

The top layer of native soil. This term may also apply to good quality soil sold at nurseries and garden centers.
Found on http://www.thegardenhelper.com/dictionary.html

topsoil

The top layer of native soil. This term may also apply to good quality soil sold at nurseries and garden centers.
Found on http://www.thegardenhelper.com/dictionary.html

Topsoil

The top layer of quality soil. Also applies to good quality soil sold at garden centres
Found on http://www.pots2plots.com/Fruit/Fruit%20Growing%20Glossary.htm

Topsoil

the upper layer of soil that you plant in. It varies in depth from place to place, but will almost always be less than a foot deep and can be as little as 2 inches deep
Found on https://www.provenwinners.com/learn/dictionary-gardening-terms

topsoil

The upper part of the soil profile that is relatively rich in humus, which is technically known as the A-horizon of the soil profile. ... (09 Oct 1997) ...
Found on http://www.encyclo.co.uk/local/20973

Topsoil

The uppermost and the darkest layer of the soil that contains most of the organic matter, living organisms and plant roots.
Found on http://urbanext.illinois.edu/veggies/glossary.cfm

Topsoil

The uppermost layer of soil that's the site for a plant's root growth and contains the most organic matter.
Found on http://www.lowes.com/cd_Gardening+Glossary_1329393337_

Topsoil

The uppermost layer of soil that's the site for a plant's root growth and contains the most organic matter.
Found on https://www.lowes.com/projects/lawn-and-garden/garden-glossary/project

Topsoil

This is the top layer of soil. It is usually the most fertile, being dark in colour and crumbly.If you dig into undisturbed garden soil, you'll find it has a clear structure. The upper layer or topsoil, which can vary widely in depth, is normally dark, a sign that it is rich and full of plant foods. Garden plants grow best in topsoil that is well b...
Found on http://www.bbc.co.uk/gardening/htbg/glossary/topsoil.shtml

topsoil

Upper, cultivated layer of soil, which may vary in depth from 8 to 45 cm/3 to 18 in. It contains organic matter – the decayed remains of vegetation, which plants need for active growth – along with a variety of soil organisms, including earthworms
Found on http://www.talktalk.co.uk/reference/encyclopaedia/hutchinson/m0022089.html

Topsoil

uppermost layer of soil, usually darker and richer than the subsoil.
Found on http://www.encyclo.co.uk/local/20003

Topsoil

Uppermost layer of soil, usually darker and richer than the subsoil and with a higher content of nutrients and organic matter.
Found on https://extension.umd.edu/hgic/resource-library/vegetable-gardening-glossar
No exact match found