RHS Horticulture: Garden Planning – Site Assessment Part 1 Before creating a new design for a garden, it’s important to complete a full assessment of the site, including soil…
Flocculation and Dispersion in Soils Soils are generally in an aggregated state, which means the individual particles are stuck together to form clumps. These clumps…
Monocot and Dicot Flower Dicot flower – lupin: Monocot flower – lilium: Summary of differences between monocot and dicot flowers: Monocot flowers tend to…
Cation Exchange Capacity A cation is a molecule with a positive charge. One of the most important properties of colloids is their ability…
Soil Colloids Soil colloids are made up of the smallest particles of humus and clay in the soil. Only particles less than…
Working With Different Soil Types Diagram shows relative size of different types of soil particle. Loam This is the easiest of soils to work with.…
Soil Types One of the first things we need to consider when assessing land for crops is the type of soil we…
Sorting and Storing Seeds We love this idea for storing and sorting seeds. How do you organise your seeds?
R2112 Question: trees for winter interest RHS Level 2 Exam Question – R2112 from February 2013: Q.3. a. Name FOUR distinct trees grown for winter interest.…
Active Ingredients of Herbicides For RHS Level 2 – R2103 Maintaining Plant Health, you need to know the name of one active ingredient of…
Examples of Weeds for R2103 – RHS Level 2 For R2103 you need two named examples of the following types of weed: Ephemeral – Senecio vulgaris – Groundsel; Cardamine…
Biological, Chemical, Cultural and Integrated Methods of Pest Control For the Level 2 exam you need to know one example of each of: biological, chemical, physical (or cultural) and…