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Flower · Easy

How to Grow Mammoth Choice Mix

Lathyrus odoratus

Your complete guide to growing Mammoth Choice Mix.

☀SunFull sun (6+ hours)
💧WaterRegular, consistent moisture; drought tolerant once established
📅Harvest75-85 days
🗺Zones2–11
📏Height3-8 feet
Mammoth Choice Mix📷 Wikimedia Commons

When to Plant Mammoth Choice Mix

Planting windows vary by USDA hardiness zone. Look up yours by ZIP code.

ZoneStart IndoorsDirect SowHarvest
Zone 1 May – June July – September —
Zone 2 April – May June – August —
Zone 3 April – May June – August —
Zone 4 March – April June – July —
Zone 5 March – April May – July —
Zone 6 March – April May – July —
Zone 7 February – March April – June —
Zone 8 February – March April – June —
Zone 9 January – February March – May —
Zone 10 January February – April —
Zone 11 January January – March —
Zone 12 January January – March —
Zone 13 January January – March —

Companion Plants for Mammoth Choice Mix

✓ Good companions

Basil

Repels aphids, mosquitoes, and flies while attracting pollinators

Cleome

Attracts hummingbirds and butterflies, provides vertical interest

Cosmos

Attract pollinators and beneficial insects while providing structural support

Lavender

Deters pests with aromatic oils and attracts beneficial pollinators

Marigolds

Repel nematodes, aphids, and other pests while attracting beneficial insects

Nasturtiums

Act as trap crops for aphids and cucumber beetles, attract pollinators

Sweet Alyssum

Attracts hover flies and parasitic wasps that control aphids

Zinnias

Attract beneficial predatory insects and provide complementary colors

✗ Keep away from

Black Walnut Trees

Release juglone toxin that inhibits growth and can kill sunflowers

Fennel

Produces allelopathic compounds that inhibit growth of most garden plants

Pole Beans

Compete for nutrients and sunlight, can climb and damage sunflower stalks

Notes from the garden

A greener inbox, occasionally.

Seasonal planting ideas, useful tips and a little inspiration. No weeds.