Cynara Scolymus
The Globe Artichoke is grown mainly for the sake of its flower-heads
which make a delightful dish when cooked while immature. The plant is
easily raised from seed, although not quite hardy in some districts. It
will grow on almost any soil,
but for the production of large fleshy
heads, deep rich ground is requisite. The preparation of the soil should
be liberal, and apart from the use of animal manure the plant may be
greatly aided by wood-ashes and seaweed, for it is partial to saline
manures, its home being the sandy seashores of Northern Africa.
The simplest routine of cultivation consists in sowing annually, and
allowing each plantation to stand to the close of the second season.
Seed may be sown in February in boxes of light soil, or in the open
ground in March or April. In the former case, put in the seeds one inch
deep and four inches apart, and start them in gentle heat. Grow on the
seedlings steadily, and thoroughly harden off preparatory to planting
out at the end of April, giving each a space of three to four feet apart
each way. Under favourable conditions the plants from the February
sowing will produce heads in the following August, September, and
October. In the second year, the heads will be formed during June and
July. This arrangement not only insures a supply of heads from June to
October, but admits of a more effective rotation of crops in the garden.
Sowings in the open ground should be made in March or April, in drills
one foot apart. Thin out the plants to six inches apart in the rows and
allow them to stand until the following spring, when they may be
transplanted to permanent beds.
Globe Artichokes may also be grown from suckers planted out in April
when about nine inches high. Put them in rather deep, tread in firmly,
and lay on any rough mulch that may be handy. Should the weather be dry
they will require watering, and during a hot dry spell water and liquid
manure should be given freely to insure a good supply of large heads.
Seedlings that are started well in a suitable bed take better care of
themselves than do plants from suckers, especially in a dry season.
Vigorous seedlings send down their roots to a great depth.
To advise on weeding and hoeing for the promotion of a clean and strong
growth should be needless, because all crops require such attention.
But as to the production of large heads, a few words of advice may be
useful. It is the practice with some growers to twist a piece of wire
round the stem about three inches below the head. This certainly does
tend to increase the size, but the same end may be accomplished by other
means. In the first place, a rich deep bed and abundant supplies of
water will encourage the growth of fine heads. Further aid in the same
direction will be derived from the removal of all the lateral heads that
appear when they are about as large as an egg. Up to this stage they do
not tax the energies of the plants in any great degree; but as the
flowers are forming within them their demands increase rapidly. Their
removal, therefore, has an immediate effect on the main heads, and these
attain to large dimensions without the aid of wire. The small heads will
be valued at many tables for eating raw, as they are eaten in Italy, or
cooked as 'artichauts frits.' The larger main heads are the best for
serving boiled in the usual way. After the heads are used the plants
should be cut down.
Chards are the blanched summer growth of Globe Artichokes, and are by
many preferred to blanched Cardoons. In the early part of July the
plants selected for Chards must be cut over about six inches above the
ground. In a few days after this operation they will need a copious
watering, which should be repeated weekly, except when heavy rains
occur. By the end of September the plants will have made much growth and
be ready for blanching. Draw them together, put a band of hay or straw
around them, and earth them up, finishing the work neatly. The blanching
will take fully six weeks, during which time there will be but little
growth made--hence the necessity for promoting free growth before
earthing up. Any Chards not used before winter sets in may be lifted and
preserved by packing in sand in a dry shed.
The Artichoke is hardy on dry soils when the winter is of only average
severity. But on retentive soils, which are most favourable to the
production of fine heads, a severe winter will destroy the plantations
unless they have some kind of protection. The usual course of procedure
is to cut down the stems and large leaves without touching the smaller
central leaves, and, when severe frost appears probable, partially earth
up the rows with soil taken from between; this protection is
strengthened by the addition of light dry litter loosely thrown over.
With the return of spring the litter is removed, the earth is dug back,
and all the suckers but about three removed: then a liberal dressing of
manure is dug in, care being taken to do as little injury to the plants
above and below ground as possible. At the end of five years a
plantation will be quite worn out; in somewhat poor soil it will be
exhausted in three years. But on any kind of soil the cultivation of
this elegant vegetable is greatly simplified by sowing annually, and
allowing the plants to stand for two years only, as already advised.
Previous: THE CULTURE OF VEGETABLES
Next: JERUSALEM ARTICHOKE
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