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Central Kansas District

Seed Starting-Indoors

Vegetable Seeding date 
Germination timeGrowing temperatureCrop time-weeksComments
BroccoliLate Feb5 to 11 days50 to 60 degrees F6 to 7 Tolerates light frost after hardening.
Brussels sproutsLate Feb5 to 11 days50 to 60 degrees F6 to 7 Tolerates light frost after hardening.
CabbageLate Feb5 to 11 days50 to 60 degrees F6 to 7 Tolerates light frost after hardening.
CauliflowerLate Feb5 to 11 days50 to 60 degrees F6 to 7 Tolerates light frost after hardening.
CucumberLate April6 days60 to 62 degrees F3 to 4 Sow in pots. Keep warm at all times.
EggplantLate March7 to 15 days62 to 65 degrees F6 to 7 Keep Warm
Head lettuceLate Feb5 to 11 days50 to 60 degrees F6 to 7 Tolerates light frost after hardening.
Kale/CollardsLate Feb12 days50 to 60 degrees F6 to 7  Tolerates light frost after hardening.
MuskmelonLate April8 days60 to 62 degrees F3 to 4 Sow in pots. Keep warm 
OkraLate April8 to 14 days60 to 62 degrees F4 to 5 Sow in pots. Keep warm 
PepperLate March8 to 14 days62 to 65 degrees F6 to 7 - packs
8 to 10 -pots
Keep warm. 
PumpkinLate April8 days60 degrees F4 to 5 Sow in pots. Keep warm 
SquashLate April8 days60 to 62 degrees F3 to 4 Sow in pots. Keep warm 
TomatoLate March8 to 14 days62 to 65 degrees F6 to 7 - packs
8 to 10 - pots
Keep warm. 
WatermelonLate April8 days60 to 62 degrees F3 to 4 - potsSow in pots. Keep warm 

 

Flower Seeding date
Germination timeGrowing temperatureCrop time- weeksComments
AgeratumEarly March5 to 9 days60 to 65 degrees F10 to 11 Needs light to germinate.
Alyssum, sweetLate March4 to 9 days50 to 55 degrees F8 to 9 Needs light to germinate.
AsterEarly April8 to 9 days60 to 62 degrees F7 to 8  
CelosiaEarly April6 to 11 days65 to 68 degrees F10 to 12 Don’t grow cool.
CleomeEarly to mid-April10 to 13 days70 to 75 degrees F7 to 9 Transplant before flowering.
ColeusEarly March8 to 11 days65 to 75 degrees F9 to 10Needs light to germinate.
CosmosMid-April6 days65 degrees F4 to 6  
DianthusEarly March5 to 8 days50 to 55 degrees F12 to 14 Cover seeds lightly. Grow cool.
Dusty MillerEarly March11 to 16 days60 to 65 degrees F11 to 12 Needs light to germinate.
Geranium, seedEarly Feb7 to 12 days60 to 65 degrees F13 to 15 Best if grown in small pot.
GomphrenaLate March10 to 15 days68 degrees F9 to 10 Crop time for dwarf types.
ImpatiensMid-Feb15 to 19 days58 to 60 degrees F10 to 11 Cover seeds lightly.
LobeliaEarly Feb15 to 21 days60 degrees F11 to 12 Needs light to germinate.
MarigoldEarly April5 to 8 days65 to 68 degrees F8 to 12 Tall types require more time.
MelampodiumEarly April7 to 11 days60 to 62 degrees F7 to 8  
NicotianaLate March10 to 13 days60 to 62 degrees F9 to 10 Needs light to germinate.
Pansy/ViolaEarly to mid-Jan6 to 13 days50 to 55 degrees F14 to 15 Grow at cool temperatures.
Orn. PepperEarly to mid-April8 to 13 days60 degrees F11 to 14  
PetuniaLate Feb6 to 13 days55 to 60 degrees F12 to 13 Needs light to germinate.
Phlox, annualLate March6 to 13 days50 to 55 degrees F10 to 11 Direct seed into containers.
PortulacaEarly April6 to 13 days65 degrees F12 to 13 Needs light to germinate.
SalviaMid-March12 to 14 days60 degrees F9 to 11 Needs light to germinate.
SnapdragonEarly March7 to 13 days45 to 50 degrees F15 to 16 Needs light. Grow cool.
ToreniaMid-Feb10 to 19 days55 to 60 degrees F12 to 13 Needs light to germinate.
VerbenaEarly March12 to 22 days55 to 60 degrees F12 to 13 Chill seeds before sowing.
VincaMid-March10 to 17 days65 to 68 degrees F14 to 15 Grow in warm temperatures.
ZinniaMid-April5 to 9 days60 degrees F8 to 9 Direct seed into final container.