Wahlenbergia.

The hardy perennial kinds thrive best in pots, the soil in which should be kept moist. The annuals, which are raised on a hotbed in March, may be planted out in May in a warm situation.

Related posts:

1. Rhodanthe (Swan River Everlasting).
2. Platystemon Californicus.
3. Marigolds.
4. Cockscomb.
5. Venidium.