Celosia

(seed; cutflower)

Stage 1

Rooting hormones
No

Vermiculite cover
No

Soil temp (min)
75

Soil temp (max)
78

Irrigation frequency
Medium

Surfactant
No

Time (min)
4

Time (max)
5

Stage 2

Soil temp (min)
72

Soil temp (max)
75

Moisture
Medium

Fertilizer
50-75 1x/wk

Soil EC
<0.50

Time (min)
7

Time (max)
7

Stage 3

Soil temp (min)
65

Soil temp (max)
68

Allow to wilt
No

Wash leaves
No

Fertilizer
100-150 1-2x/wk

Soil EC
<1.0

Suppl. light
yes

Time (min)
14

Time (max)
14

Stage 4

Soil temp (max)
62

Allow to wilt
No

Wash leaves
No

Fertilizer
100-150 1x/wk

Soil EC
<0.75

Time (min)
5

Time (max)
6

General

  • To prevent premature flowering, minimize stress due to high light and low moisture and fertilizer
  • Control height with DIF
  • Do not hold plugs! Reduce crop time if needed to keep vegetative
  • 5-6 weeks total crop time

adapted from data published by Dr. Roger Styer