Territorial Seed Company Fortamino Tomato Rootstock Seed
Best rootstock for gardeners seeking high-yield, heat-tolerant tomato plants.
This is the secret weapon for serious gardeners looking to supercharge their tomato yields. By grafting onto this vigorous rootstock, you sacrifice a bit of simplicity for significantly stronger plants that shrug off heat and disease while producing heavier, more abundant harvests.
$11.95
at
Territorial Seed
Who it's for
- Gardeners managing contaminated or tired soil
- Growers seeking maximum harvest and plant health
- Farmers wanting a longer harvest season
Who should skip it
- Novice gardeners lacking grafting experience
- Budget-conscious growers preferring simple direct seeding
- Busy gardeners unable to manage precise growth timing
Performance breakdown
Disease Resistance
Comprehensive resistance profile protects against the most common soil-borne tomato pathogens.
Heat Tolerance
Maintains structural integrity and productivity even during intense summer temperature spikes.
Grafting Compatibility
Optimized stem diameter ensures a seamless union for successful plant grafting.
Vegetative Vigor
Accelerates early growth cycles to establish a strong foundation for fruiting.
Yield Potential
Significantly boosts bloom counts and individual fruit weight for heavier harvests.
Cultivation Versatility
Performs reliably across both open field and protected greenhouse growing environments.
Key Specs
Type
Rootstock Seed
Variety Status
Hybrid
Disease Resistance (HR)
F 0–2, FOR, LM A–E, PL, ToMV 0–2, V
Disease Resistance (IR)
N, TSWV
Sowing Depth
1/8 inch (approx. 0.32 cm)
Grafting Stem Diameter
1.5-2.0 mm
Healing Temperature
80-82°F (approx. 26.7-27.8°C)
Seed Form
Loose Seeds
Plant Type
Vegetable
Life Cycle
Annual
Know before you buy
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