PLANNING FOR HOTBEDS AND COLDFRAMES 279 
hang on a wall where it can be BY ey 
consulted throughout the sum- 9 
mer. (Fig. 187.) | 
Securing Seeds and Plants. 
—Write for garden catalogues 
early. Advertisements in farm 
papers will supply the ad- 
dresses. Get several. Study 
these to help determine vari- 
eties and learn variety names. 
If garden seeds have not been 
saved at home, it is a good plan 
to order fresh seeds from relia- 
able seedsmen by mail. Local 
dealers often carry over old F 
stocks and less success is prob- 2 
able if they be used. Try out | 
some new vegetable occasionally. 5 
Planning for Hotbeds and 5 
Coldframes.—The chief differ- = 
ence between a hotbed and a § 
coldframe is that the former has = 
extra bottom heat. This heat £ 
is usually supplied by placing 
fresh horse manure in the bot- 
tom which rots and produces 
the heat. 
The purposes of hotbeds and 
coldframes are given: (1) To 
lengthen the time for growth of 
certain crops that do not ma- 
ture outdoors, as tomatoes and 
sweet potatoes. (2) To grow 
quick-maturing crops in the 
winter or earlier in the spring 
than they could be grown out- 
doors, as radishes and lettuce. 
(3) For wintering over certain 
plants started in the fall. Hot- 
beds and coldframes are usually 
made six feet wide so that gar- 
deners can reach in from the 
north and south sides. Thev 
3