How to grow Nettle Leaf Giant Hyssop

Agastache urticifolia

Partial Sun
Medium

Growing Nettle leaf giant hyssop from seed

Plants self-seed freely.

Soil temperature should be kept higher than 16°C / 61°F to ensure good germination.

By our calculations*, you should look at sowing Nettle leaf giant hyssop about 42 days before your last frost date .

How long does Nettle leaf giant hyssop take to grow?

These estimates for how long Nettle leaf giant hyssop takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.

Days to Germination How long does it take Nettle leaf giant hyssop to germinate?: days
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Days to Transplant How long until I can plant out Nettle leaf giant hyssop?: + days
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Days to Maturity How long until Nettle leaf giant hyssop is ready for harvest / bloom?: + days
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Total Growing Days How long does it take to grow Nettle leaf giant hyssop?: = days

When should I plant Nettle leaf giant hyssop?

Our when to plant Nettle leaf giant hyssop estimates are relative to your last frost date.

When to sow The number of days to sow Nettle leaf giant hyssop before or after your last frost date.: 42 days before Last Frost Date
When to plant out The number of days to plant out Nettle leaf giant hyssop before or after your last frost date.: 7 days after Last Frost Date

Other names for Nettle leaf giant hyssop

Anise hyssop, Nettleleaf horsemint

Agastache urticifolia (Benth.) Kuntze var. glaucifolia (A. Heller) Cronquist

Misspellings: Anise-hyssop, nettle-leaf