Alpine sea holly 'Blue Star'

Eryngium alpinum

How to grow Alpine sea holly 'Blue Star'

  • Full Sun

  • Low

Try to plant in a location that enjoys full sun and remember to apply water fairly sparingly. Keep in mind when planting that Blue Star is thought of as hardy, so Blue Star will tend to go dormant or grow slowly over the winter months.

Growing Blue Star from seed

By our calculations, you should look at sowing Blue Star about 56 days before your last frost date.

Transplanting Blue Star

Ensure that temperatures are mild and all chance of frost has passed before planting out, as Blue Star is a hardy plant.

Harvesting Blue Star