Angelonia (Summer Snapdragon) in Zone 3a & 3b

Angelonia angustifolia

When to plant angelonia (summer snapdragon) in zone 3b

Zones 3a and 3b share the same average frost dates in our data, so this page covers both.

Method: Start indoors: Start indoors from seed, then transplant outside. Angelonia (Summer Snapdragon) needs a head start most zones can't give it by direct-sowing alone.

Spacing: 2 per square foot (square-foot-gardening spacing). Mature height: 1-2 ft.

Angelonia (summer snapdragon) is a tender perennial in zones 9b-11, but almost everywhere else it's grown as a heat-loving annual, and it's specifically called out by Growing In The Garden as a strong choice for low-desert summer heat. Upright 1- to 2-foot stems carry small spurred spikes of orchid-like blooms in purple, white, or pink.

How angelonia (summer snapdragon) fits zone 3's season

Zone 3b's frost-free window runs about 98 days, from May 30 to September 5. Angelonia (Summer Snapdragon) needs about 98 days from transplant to first harvest.

Good companions

No standout companions recorded yet for Angelonia (Summer Snapdragon).

Where to buy angelonia seeds

• Botanical Interests
• True Leaf Market
• Burpee
• High Mowing Organic Seeds

See why we recommend these suppliers →

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See it growing

Search YouTube for "growing angelonia (summer snapdragon)" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)

← Back to the full zone 3b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →

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Growing Angelonia (Summer Snapdragon) in USDA zone 3b: when to start seeds indoors, when to direct-sow, and when to expect a bloom.

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