Yellow Giant Hyssop

Featured Photo Credit: Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 , via Wikimedia Commons

Yellow Giant Hyssop grows quickly to reach heights of 3 to 8 feet. The bigger, lower leaves can grow to be as huge as a thick piece of bread. And, depending on the ’s age and general height, its bloom spike can be up to 16 inches long! The creamy tiny blooms that gather together on the spike are the only thing petite about this plant. In late summer, the blooms open one at a time, changing the colour to a delicate, mellow yellow.

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Quick Growing Guide

Botanical Name: Agastache nepetoides

Botanical Family: Lamiaceae

Also Called: Catnip Giant Hyssop

En français: Agastache faux-népéta

Colours:

Blooms:

Sun / Shade:

Water: Medium-Wet, Medium, Medium-Dry

Pollinators:

Hardiness Zones:

Photo Credit: www.prairiemoon.com

Photo Credit: https://friendsofthewildflowergarden.org/

Pollinators

The blooms are a thriving supply, attracting and supporting bumblebees, sweat bees, and throughout the fall season and, in some cases, right up until the first frost. According to research, this is one among Ontario’s top 20 plants for feeding pollinating .

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