The Strawberry Book. 37 
e 
scattering of guano on the damp leaves might perhaps 
annoy them. 
Ashes is also a useful means of assailing the aphis, or 
plant louse, which sometimes congregates upon the roots 
of strawberry vines in light soils. 
“Some tender kinds of strawberries are subject, in our 
climate, to sun-scald, and have consequently unhealthy 
* foliage ; but, generally speaking, the strawberry is singu- 
larly free from disease. A sudden cold rain will some- 
times cause the blossoms to blight, and the over-ripe fruit 
will mould on the vines in damp weather; but a straw- 
berry bed is never at the mercy of any scourge like those 
that so often threaten, and which not seldom ruin, a wheat- 
field, a vineyard, or a potato plantation. 
