Bulbs: a treatise on hardy and tender bulbs and tubers . d and green leaves is very-pleasing. The only care necessary is to see that the sandcontains no salt, and that it never becomes dry. The othertreatment is the same required by bulbs grown in earth. CROCUS-POTS. Crocus are often grown in fancy china-pots, represent-ing porcupines. They are planted so that the leaves mayrepresent the quills of the animal. The pots may be filledwith earth, moss, or sand, and treated as directed for bulbsthus grown. The great difficulty is to produce an evengrowth, the effect generally being a porcupine with
Bulbs: a treatise on hardy and tender bulbs and tubers . d and green leaves is very-pleasing. The only care necessary is to see that the sandcontains no salt, and that it never becomes dry. The othertreatment is the same required by bulbs grown in earth. CROCUS-POTS. Crocus are often grown in fancy china-pots, represent-ing porcupines. They are planted so that the leaves mayrepresent the quills of the animal. The pots may be filledwith earth, moss, or sand, and treated as directed for bulbsthus grown. The great difficulty is to produce an evengrowth, the effect generally being a porcupine with quillsin a very dilapidated condition; and therefore this modeof growth is not now as popular as formerly. V. DISEASES AND INSECTS. ISEASES arc not of fre-queut occurreucc iu bulbculture, if proper iitteutiouis paid to the preparation of soil, and the application of water ; and bulbs are subject to the attacks of few insects, if reasonable care is taken. The principal are red spider, green-fly, mealy bug, black, brown, and white scale, mildew and PRE^IATURE FLOWERING. Premature flowering—that is, the flowers of such bulbsas hyacinths expanding without pushing up a flower-stalk —is not strictly a disease, but is caused by improper not unfrequently occurs when the bulbs are exposed 51 52 DISEASES AND INSECTS. to light and heat soon after planting, and before they havehad time to put forth roots. As there are no roots to drawnourishment from the earth, the bulb is thrown upon itsown resources, and the leaves and flower are produced atthe expense of the nutriment already laid up in the scalesof the bulb. There is no power or strength to throw up afoot-stalk, and the flowers half expand down in the , in such cases, we find, in the course of time, thewithered flowers elevated on a long foot-stalk ; showing that,as soon as sufiicient roots were matured, the bulb did allthat was necessary to produce a fine flower. This same premature flowering sometime
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