114 MANUAL OF GARDENING 
and trimmings and stable refuse and making compost of it 
to supplement the native supplies in the soil. Some out-of-the- 
way corner will be found for a permanent pile, with room for 
piling it over from time to time. The pile will be screened by 
his garden planting. (Figure 121 suggests a useful cart for col- 
lecting such materials.) He will also save the power of his 
land by changing his crops to other 
parts of the garden, year by year, not 
growing his China asters or his snap- 
dragons or his potatoes or strawberries 
continuously on the same area; and 
thus, also, will his garden have a new 
121. A good cart for collect- face every year. 
eal and other ma- Test the reader may get the idea 
that there is no limit to be placed on 
the enriching of the soil, I will caution him at the end of my 
discussion that he may easily make the place so rich that 
some plants will overgrow and will not come into flower- 
ing or fruiting before frost, and flowers may lack brilliancy. 
On very rich land, scarlet sage will grow to great size but 
will not bloom in the northern season; sweet peas will run to 
vine; gaillardias and some other plants will break down; 
tomatoes and melons and peppers may be so late that the 
fruit will not ripen. Only experience and good judgment will 
safeguard the gardener as to how far he should or should 
not go. 
