How to Fertilize Sisyrinchium macrocarpum?
All-purpose dilute feed monthly warm growing months

Sisyrinchium macrocarpum · Sisyrinchium macrocarpum
Grow in poor to moderately fertile, well-drained, neutral to slightly alkaline soil in full sun. Protect from excessive winter wet. Suitable for an alpine trough or gravel garden. May have the potential to become a nuisance as seeds prolifically
All-purpose dilute feed monthly warm growing months