A strong tendency to run to red rice (hardier, but not so marketable) has been a second great difficulty to overcome.
The hardier mules are generally employed for draught, carriage, and saddle purposes in every part of the country, and their breeding is a lucrative industry in the southern states.
The sorghum is hardier than the sugar-cane; it comes to maturity in a season; and it retains its maximum sugar content a considerable time, giving opportunity for leisurely harvesting.
The hardier forms of this set thrive in the open border, but the smaller sorts, like Queen Ann's jonquil, are better taken up in autumn and replanted in February; they bloom freely about April or May.
Some of the hardier forms, as N.