Wildlife
In order to grow healthy fruit and vegetables it is important to provide a sustainable environment for plants to grow. In order to encourage a balanced environment without the use of pesticides and other chemicals techniques such as companion planting and encouraging beneficial insects can help keep pests at bay.
Below are some of the commercially available HOTELS for wildlife you could add to your plot
If you have some basic DIY skills then you may consider building your own plot HOTEL, if you do decide to have a go then have look at the following site to make sure you get the location and size of your home made Hotel correct.
Lincolnshire Wildlife Trust factsheets
Some other links on building bug hotels on your plot
http://www.fwag.org.uk/pledge/pledge-2.htm
http://www.bbc.co.uk/wales/wildaboutnature/slideshows/hotel.shtml?1