PetalPal
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Sea holly

Sea holly

Eryngium / blue thistle

DifficultyVery easy
SeasonYear-round
Cut flowersLasts 2 weeks in a vase; dries well

Meaning

A secret love, toughness

A silvery-blue spiky ball. A cool-looking filler.

Light

Somewhere airy

Water

A little water

Temperature

Room temperature

Preservative

Not needed

Do this when you get home

  1. Trim the stems. Shallow water, or display them dry.
  2. They're spiky. Watch your hands.

Day to day

  • If they're in water, change it about every 4 days
  • Once dried, the color and shape barely change

Common questions

It pricks a bit?

The bracts are stiff spines. Wear gloves when you handle it.

Plant doctor

More cut flowers

See all
PetalPal

Reminders and a care diary live in the app

Get a nudge when it’s time to water or change the vase water, and keep a diary for each plant, in the PetalPal app. Search “PetalPal” on the App Store or Google Play.