Tomato

Solanum lycopersicum, Solanaceae

Zones

3a–11b

Layer

Herbaceous

Lifespan

Annual

Growth

Fast

Guild Roles

Producer

Growing Conditions

Sun

Full Sun (optimal)

Water

Moderate

Soil pH

6 – 6.8

Tolerances

Drought

Frost

Heat

Pest Resistance

Disease Resist.

Companion Plants

EdamameGlycine max

Nitrogen Fixation

Sweet BasilOcimum basilicum

Pest Deterrent

Curly ParsleyPetroselinum crispum

Beneficial Insect Habitat

NasturtiumTropaeolum majus

Trap Crop

French MarigoldTagetes patula

Pest Deterrent

Edible ChrysanthemumChrysanthemum morifolium

Pest Deterrent

AsparagusAsparagus officinalis

Pest Deterrent

Hairy VetchVicia villosa

Nitrogen Fixation

YarrowAchillea millefolium

Beneficial Insect Habitat

CalendulaCalendula officinalis

Trap CropBeneficial Insect Habitat

Bush BeanPhaseolus vulgaris Bush

Nitrogen Fixation

Pole BeanPhaseolus vulgaris Pole

Nitrogen Fixation

RampsAllium tricoccum

Pest Deterrent

Bay LaurelLaurus nobilis

Pest DeterrentBeneficial Insect Habitat

TatsoiBrassica rapa var. rosularis

Pest DeterrentTrap Crop

Antagonistic Plants

Bronze FennelFoeniculum vulgare

Fennel root exudates inhibit tomato growth

Habanero PepperCapsicum chinense Habanero

Nightshade family members compete for similar nutrients and growing conditions

TomatilloPhysalis philadelphica

Both nightshade family members compete for similar resources and growing conditions

MibunaBrassica rapa var. nipposinica

Mibuna allelopathic compounds reduce tomato seedling vigor

PotatoSolanum tuberosum

Potatoes and tomatoes share late blight and compete as relatives

Sweet FennelFoeniculum vulgare

Fennel root exudates inhibit tomato growth

Blue Gum EucalyptusEucalyptus globulus

Eucalyptus leaf litter inhibits tomato growth

English WalnutJuglans regia

English walnut juglone damages tomatoes

Black WalnutJuglans nigra

Black walnut juglone toxin kills tomatoes

Bell PepperCapsicum annuum var. annuum

Both nightshades compete for similar nutrients and may share diseases; traditional knowledge advises against close planting

Uses

Functions

Food

Edible Parts

Fruit

Common Questions

What zones does Tomato grow in?

Tomato grows in USDA hardiness zones 3a through 11b.

What are good companion plants for Tomato?

Good companions for Tomato include Edamame, Sweet Basil, Curly Parsley, Nasturtium, French Marigold.

Design guilds with Tomato and see companion relationships visually.

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