"redsockfluff" wrote in message
...
On Nov 29, 10:14 pm, wrote:
Bubble wrap over the top of the heater? is that to make it float at
top?

About the bucket filter - a little more detail please. is water
intake
through top? discharge hose on bottom?

Thanks



please excuse my ignorance but whats zone 5, 6? i'm from the UK

Plant hardiness zones. In the USA:
http://www.usna.usda.gov/Hardzone/ushzmap.html

Here's an article with more general
information, including the UK:
http://vegetablegardens.suite101.com...ardening_zones

Gail
near San Antonio TX USA