The approach of Spring naturally suggests to the mind the arrival of tbat period of the year when nature aroused from ber‘Wlnier-'s lethargy, comes forth in all her vernal beauty and virgin freshness. It is then that the passionate longing for flo%vers Is most keenly felt in almost every human breast, and the desire to be the happy possessor of a few healthy plants becomes almost a mania* Then the greenhouse and conservatory have the greatest charm, for the danger oi losing these natural ornaments by the death-cbill of winter has almost passed, and floriculture becomes light and pleasant. Doubtless, many or onr lady readers who delight in the laudable pasttime of window-gardening, and take a pardonable pride in bcautilu! plants and flowers, can find much to admire and interest in the greenhouse and conservatory of Mrs. Howard on Hast avenue. A few days since we visited 'the place, and saw a large variety of fuscbias, a complete collection of roses, geraniums, carnations, heliotropes, and coleus for massing in beds, besides an unusual stock of bedding plants, etc. TTe were shown a stock of tuber rose bulbs, of the rearl-dwarf variety, for which Mrs. Howard claimed superiority. We also 6aw many rare and choice plants in the conservatory, and a visit there will weH repay those of our readers interested in floricultural matters.-...... » ♦ iA New Humorous Star.