Page:The Amateur's Greenhouse and Conservatory.djvu/103

Rh, remove some of the old soil without seriously injuring the roots, and pot them in the same pots, or in pots one size larger, and in these let them stand another year, taking care always to pinch and prune after every bloom, and never allow a single seed pod to swell, or you may lose your plants. The accompanying figure will give an idea of the appearance they should present when first allowed to flower in 32-size pots.

Tree mignonette is obtained by another course of treatment, beginning with the seed of any of the more vigorous growing varieties. The seed should be sown singly in 3-inch pots, and when the plants have filled them with roots shift into 6-inch pots, and from thence transfer them into pots two sizes

SPECIMEN BUSH MIGNONETTE.

larger before they become pot-bound. Extra-sized specimens may at the last shift be put into pots three sizes larger, but for ordinary conservatory decoration 9-inch pots will be quite large enough. The pots must be clean and efficiently drained.