Tomatoes
60days to harvest
5-10days to germinate
Z10–11USDA zones
Easy to Moderatedifficulty
F1 hybridContainer friendly

Sowing

Start indoors 6-8 weeks before last frost. Transplant after danger of frost passes and provide tall support.

Cultivation

Sun
Full sun (6+ hours)
Water
High — consistent moisture needed
Soil
Well-draining garden soil with good organic content
Soil pH
6.0-7.0
Spacing
24-36 inches
Height
1-10 feet
Season
Warm season annual

Appearance & flavour

Colour
Bright glossy red
Size
2-2 1/4"
Shape
Indeterminate
Flavour
Exceptionally sweet with balanced acidity, burst of juice

In the kitchen

Fresh snacking, salads, garnishes, children's gardens. Perfect for preserving whole.

Pests, disease & resistance

Pests
Aphids, whiteflies, spider mites, tomato fruitworm
Diseases
Late blight, early blight, tobacco mosaic virus
Resistance
Early Blight (Intermediate); Late Blight (Intermediate)

Planting calendar by USDA zone

ZoneStart indoorsTransplantDirect sowHarvest
1MayJuly – August—September – August
2April – MayJune – July—September
3AprilJune – July—August – October
4March – AprilJune—August – October
5MarchMay – June—July – September
6MarchMay – June—July – September
7February – MarchApril – May—July – September
8FebruaryApril – May—June – August
9JanuaryMarch – April—May – July
10JanuaryFebruary – March—May – July
11JanuaryJanuary – February—April – June
12JanuaryJanuary – February—April – June
13JanuaryJanuary – February—April – June

Companion planting

8 beneficial pairings indexed for this variety, 4 to avoid.

BasilRepels aphids and whiteflies, may improve flavor
MarigoldDeters nematodes and aphids with natural compounds
NasturtiumActs as trap crop for aphids and cucumber beetles
ParsleyAttracts beneficial insects like hoverflies and parasitic wasps
CarrotsHelp break up soil and don't compete for nutrients
BorageRepels hornworms and may improve tomato growth
ChivesRepel aphids and may deter some fungal diseases
PeppersSimilar growing requirements and compatible root systems

Avoid

Black WalnutProduces juglone toxin that causes tomato wilt
FennelInhibits growth of most garden plants through allelopathy
BrassicasCompete for nutrients and may stunt tomato growth
CornBoth attract corn earworm which also damages tomatoes

Nutrition (per 100 g)

Calories (per 100 g)
27
Protein (g)
0.83
Fat (g)
0.63
Carbohydrate (g)
5.51
Fibre (g)
2.1
Vitamin C (mg)
27.2
Vitamin E (mg)
0.98
Vitamin K (µg)
4.2
Vitamin B6 (mg)
0.06
Folate (µg)
10
Calcium (mg)
11
Iron (mg)
0.33
Magnesium (mg)
11.9
Phosphorus (mg)
28
Potassium (mg)
260
Zinc (mg)
0.2

Where to buy seed and equipment

Some links are affiliate links. If you buy through them we may earn a commission at no extra cost to you.

Growing it? There is a full cultivation guide at the tomatoes growing guide.

Cultivar facts compiled from public horticultural references including USDA GRIN and NC State Extension. Descriptions are original to this catalogue.

DarkGrow forum

Grown Sweet 100?

Post a crop report — day counts, reservoir readings, what worked. Variety-specific logs are the most useful thing on the forum.

Similar varieties

Other tomatoes with a comparable time to harvest, so a season that suits Sweet 100 suits these too.

Browse all 91 tomatoes