Growli

Pruning guide

How to prune pacific purple asparagus

Best time
Late autumn to early winter, once ferns yellow and die back after frost
How often
Annually, each late autumn
Technique
Cut fern stems to 2–3 inches (5–8 cm) above soil with loppers. Remove all cut material from the bed rather than leaving it in place, as asparagus foliage can harbour fungal spores and beetle eggs.

More pacific purple asparagus care

Pruning pacific purple asparagus — FAQ

When should I prune pacific purple asparagus?

Late autumn to early winter, once ferns yellow and die back after frost. Cut fern stems to 2–3 inches (5–8 cm) above soil with loppers. Remove all cut material from the bed rather than leaving it in place, as asparagus foliage can harbour fungal spores and beetle eggs.

How often does pacific purple asparagus need pruning?

Annually, each late autumn. Pacific Purple Asparagus needs the same annual fern cutback as other asparagus varieties. Once harvest ends, allow ferns to grow freely all summer — they photosynthesize and rebuild crown reserves. Cut the entire fern canopy to 2–3 inches above ground in late autumn after frost. Skipping this step causes disease build-up and weakened spears.

How do you prune pacific purple asparagus?

Cut fern stems to 2–3 inches (5–8 cm) above soil with loppers. Remove all cut material from the bed rather than leaving it in place, as asparagus foliage can harbour fungal spores and beetle eggs.