2026 Seed Trays

Lessons Learned:

  • Use 6 cell packs instead of 72 cell packs
    • Allows for easier re-arranging later if plants need different requirements.
  • Do a better job placing like items together. i.e. light required for germination, heat mat temperatures, etc…
  • Place cell packs in a tray with holes so the entire tray can be soaked in a tray with no holes for watering.

Notes:

  • Room temp was 50-60 for the first 2 days. Added room heater and kept at 60-75 for the remainder of grow out.

Potting Mix:

  • 4 cups Black Kow
  • 4 cups Seed Starter
  • 1/2 cup Worm Castings

Tray 1
Cell Pack: 72
Heat Mat Temp: 77 (struggled to get that high, so remained closer to 70-72 for the first 2 days until I added the room heater)(Prefer 75-85)
Light Required: No
Light Duration: 9:05am – 1:05am (16 hrs)

RowTypeVarietyStarted
Date
Germination
Date
Germination
Days
Germination
%
Transplant
Date
1TomatoCherokee Purple02/23/202602/28/2026
2TomatoBlack Krim02/23/202602/28/2026
3TomatoMr. Stripey02/23/202602/27/2026
4Tomato (Cherry)Sweetie02/23/202602/28/2026
5Tomato (Cherry)Yellow Pear02/23/202602/28/2026
6Tomato (Cherry)Black Cherry02/23/202602/27/2026
7Pepper (Bell)Bull Nosed Large02/23/2026
8Pepper (Bell)California Wonder02/23/2026
9ChamomileGerman02/23/202602/26/20263
10MarjoramSweet02/23/202602/27/2026
11OreganoGreek02/23/202602/28/2026
12Lemon BalmLemon Balm02/23/202602/28/2026

Tray 2
Cell Pack: 72
Heat Mat Temp: None (Prefer 60-70)
Light Required: Yes
Light Duration: 9:05am – 1:05am (16 hrs)

RowTypeVarietyStarted
Date
Germination
Date
Germination
Days
Germination
%
Transplant
Date
1LettuceLittle Gem02/23/202602/26/20263
2LettuceLittle Gem02/23/202602/26/20263
3LettuceBurpee Bibb02/23/202602/28/2026
4LettuceBurpee Bibb02/23/202602/26/20263
5LettuceBlack Seeded Simpson02/23/202602/26/20263
6LettuceBlack Seeded Simpson02/23/202602/26/20263
7LettuceRed Salad Bowl02/23/202602/26/20263
8LettuceRed Salad Bowl02/23/202602/26/20263
9LettuceButtercrunch02/23/202602/26/20263
10LettuceButtercrunch02/23/202602/26/20263
11CabbageSalad Delight02/23/2026
12Napa CabbageRed Dragon Hybrid02/23/202602/26/20263

Tray 3
Cell Pack: 72
Heat Mat Temp: None (Prefer 60-75)
Light Required: Yes
Light Duration: 9:05am – 1:05am (16 hrs)

RowTypeVarietyStarted
Date
Germination
Date
Germination
%
Transplant
Date
1MarigoldHappy Days02/23/202602/27/2026
2MarigoldHappy Days02/23/202602/27/2026
3MarigoldHappy Days02/23/202602/27/2026
4MarigoldMission Giant Yellow02/23/202602/27/2026
5MarigoldMission Giant Yellow02/23/202602/28/2026
6MarigoldMission Giant Yellow02/23/202602/28/2026
7Sweet MarigoldLicorice02/23/202602/28/2026
8Sweet MarigoldLicorice02/23/202602/27/2026
9Sweet MarigoldLicorice02/23/202602/28/2026
10MarigoldSunset Giants02/23/202602/27/2026
11MarigoldSunset Giants02/23/202602/27/2026
12MarigoldSunset Giants02/23/202602/27/2026

Notes:

  • Sweet Marigold should be treated like an herb and planted with them next year. They are more for eating and don’t provide the same companion planting benefits as the regular marigolds do.
  • The giant marigolds are showy for the flower bed, but probably too large for companion planting purposes. Plant more of the shorter varieties like Happy Days for companion planting.

Tray 4
Cell Pack: 72
Heat Mat Temp: None for 3 days, then 75 (Prefer 72-76)
Light Required: Yes
Light Duration: 9:05am – 1:05am (16 hrs)

RowTypeVarietyStarted
Date
Germination
Date
Germination
%
Transplant
Date
1PetuniaSupercascade White Hybrid02/23/2026
2PetuniaSupercascade White Hybrid02/23/2026
3PetuniaSupercascade White Hybrid02/23/2026
4PetuniaSupercascade White Hybrid02/23/2026
5PetuniaSupercascade Blue Hybrid02/23/2026
6PetuniaSupercascade Blue Hybrid02/23/2026
7PetuniaSupercascade Blue Hybrid02/23/2026
8PetuniaSupercascade Blue Hybrid02/23/2026
9PetuniaSupercascade Red Hybrid02/23/2026
10PetuniaSupercascade Red Hybrid02/23/2026
11PetuniaSupercascade Red Hybrid02/23/2026
12PetuniaSupercascade Red Hybrid02/23/2026

Tray 5
Cell Pack: 72
Heat Mat Temp: None (Prefer 60-70)
Light Required: Yes
Light Duration: 9:05am – 1:05am (16 hrs)

RowTypeVarietyStarted
Date
Germination
Date
Germination
%
Transplant
Date
1SnapdragonTopper Hybrid02/24/2026
2SnapdragonTopper Hybrid02/24/2026
3SnapdragonTopper Hybrid02/24/2026
4SnapdragonTopper Hybrid02/24/2026
5SnapdragonTopper Hybrid02/24/2026
6SnapdragonTopper Hybrid02/24/2026
7SnapdragonTopper Hybrid02/24/2026
8SnapdragonTopper Hybrid02/24/2026
9SnapdragonTopper Hybrid02/24/2026
10SnapdragonTopper Hybrid02/24/2026
11SnapdragonTopper Hybrid02/24/2026
12SnapdragonTopper Hybrid02/24/2026

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