Poinsettia Diseases and Control Common diseases: Pythium Root Rot, Rhizoctonia Stem Rot, Botrytis (leaves, bracts, stems), Powdery Mildew (leaves) and Bacterial Leaf Spot. CULTURE – FINISHING GUIDE
Selecta One ® is your growing partner for:
Features of Selecta One Poinsettias
CHEMICAL GUIDE FOR DISEASE CONTROL
Widest Selection • Solutions for every region, pot size and season. • Rich reds and exciting novelties from early season to Christmas time. • Number one breeding company for series to fit your every need.
RATE RANGE/ 100 GAL.
PESTS CONTROLLED
CHEMICAL CLASS
SAFE ON BRACTS
PRODUCT
ACTIVE INGREDIENT
TIPS
Daconil
Chlorothalonil
16-22 oz.
Botrytis
5
No
Foliar spray rate listed; drench rate is different, read label.
Chipco 26019
Iprodione
16-32 oz.
Botrytis
2
No
26GT
Iprodione
32-80 oz.
Botrytis
2
No
Do not combine with organosilicone-based adjuvants (CapSil)
Pyraclostrobin + Boscalid
Pageant Intrinsic
12-18 oz.
Botrytis
7 + 11
Yes
• Simple, uniform production across colors to help ensure your success.
Medallion
Fludioxonil
2-4 oz.
Botrytis Botrytis
12
Yes Yes
MilStop
Potassium Bicarbonate 20-80 oz.
NC
Use lower rates on bracts
Will leave some residue on bracts; some sensitivity possible
Decree
Fenhexamid
12-24 oz.
Botrytis
17
Yes
V-Shaped, Well-Branched Habit Selecta One poinsettias are less prone to breakage, so they sleeve and ship beautifully, arriving at retail in excellent condition.
Highest Quality • Be confident in your growing regimen with superior genetics and predictability. • Access the greatest availability of the highest- quality cuttings where and when you need them. • Simplify your production with culture and growing recommendations throughout the catalog.
Veranda O
Polyoxin D
4-8 oz.
Botrytis
19
Unknown
Do not combine with organosilicone-based adjuvants (CapSil) Sprench/drench rate is 1 oz./100 gallons water
Pyraclostrobin + Boscalid
Pageant Intrinsic
12-18 oz.
Rhizoctonia
7 + 11
Yes
Medallion
Fludioxonil
1 oz.
Rhizoctonia
12
Yes
Clearys 3336/OHP 6672 Thiophanate-Methyl
16-20 oz. 16-22 oz.
Rhizoctonia Rhizoctonia
1
No No
Daconil
Chlorothalonil
5
Do not combine with organosilicone-based adjuvants (CapSil)
Pyraclostrobin + Boscalid
Pageant Intrinsic
6-12 oz.
Powdery Mildew 7 + 11
Yes
MilStop
Potassium Bicarbonate 20-80 oz.
Powdery Mildew NC
Yes
Use lower rates on bracts
Copper Sulfate Pentahydrate Chlorothalonil
Phyton 35
15-35 oz.
Powdery Mildew M1
Yes
Adjust pH to 5.5-6.5
Dependable Availability • Get what you need with fast, reliable delivery from production farms in Africa and Mexico.
Daconil
16-22 oz.
Powdery Mildew 5
No
Thiophanate-Methyl, dithiocarbamate, zinc, manganese Cholorthalonil/ Thiophanate-Methyl
Zyban
24 oz.
Scab
1 + M3
No
Spectro 90 WDG
16-32 oz.
Scab
1 + M5
No
• Take advantage of prompt, reliable fulfillment of young plants from our network of Root & Sell Stations located across the U.S. and Canada.
Heritage
Azoxystrobin
1-4 oz.
Scab
11
Yes
Terrazole L
Etridiazole Fenamidone Mefenoxam Cyazofamid
2.5-7 oz. 7-14 oz. 0.5-1 oz. 1.5-3 oz.
Pythium Pythium Pythium Pythium
14
No No No No
Apply appropriate amount of solution based on soil volume of container. The rates listed are oz./gallon of stock solution at a 1:100 ratio.
Fenstop Subdue Segway
11 4
Long-Lasting Cyathia Superior plant structure ensures an outstanding shelf life on the bench and at retail, and more weeks of enjoyment for consumers.
21
Copper Sulfate Pentahydrate
Phyton 35
15-35 oz.
Erwinia/Bacteria M1
Yes
Adjust pH to 5.5-6.5
Mancozeb + Copper Hydroxide Hydrogen Dioxide + Peroxyacetic Acid
Be sure spray solution is above pH 6.5 or phytotoxicity is likely Don’t apply in combination with metal-based chemicals
Junction
28 oz.
Erwinia/Bacteria M1 + M2
No
42-128 oz. (1:100-1:300)
ZeroTol
Erwinia/Bacteria NC
Yes
BIOLOGICAL GUIDE FOR DISEASE CONTROL
RATE RANGE/100 GAL.
PESTS CONTROLLED
SAFE ON BRACTS Trial first Trial first
CONTROL AGENT ACTIVE INGREDIENT
TIPS
NEW Holly Berry Pink
Actinovate SP
Streptomyces lydicus 6-12 oz.
Botrytis
Use as a foliar spray
Cease
Bacillus subtilis
64-256 oz. (2-8 qt.) Botrytis
MilStop
Potassium bicarbonate 20-80 oz.
Botrytis
Yes
Use lower rates on bracts; trial first
4-6 oz./100 gal. of finished solution
This would be a 4-6 oz. per gallon of stock solution using a 1:100 injector Can use granular in place of WP (see label for rates)
Actinovate SP
Streptomyces lydicus
Rhizoctonia
Trial first
RootShield Plus WP Trichoderma
3-8 oz.
Rhizoctonia
Trial first
Actinovate SP
Streptomyces lydicus 6-12 oz.
Powdery Mildew Trial first
Use as a foliar spray
Cease
Bacillus subtilis
64-256 oz. (2-8 qt.) Powdery Mildew Trial first
MilStop
Potassium bicarbonate 20-80 oz.
Powdery Mildew Yes
Use lower rates on bracts; trial first
4-6 oz./100 gal. of finished solution
This would be a 4-6 oz. per gallon of stock solution using a 1:100 injector Can use granular in place of WP (see label for rates)
Activinovate SP
Streptomyces lydicus
Pythium
Trial first
Strong Roots These durable roots stand up to a range of watering methods, including flood-floor irrigation, for lower shrink and higher yield.
RootShield Plus WP Trichoderma
3-8 oz.
Pythium
Trial first Trial first
Cease
Bacillus subtilis
64-256 oz. (2-8 qt.) Erwinia/Bacteria
Hydrogen Dioxide + Peroxyacetic Acid
42-128 oz. (1:100-1:300)
ZeroTol
Erwinia/Bacteria
Trial first
No residue; many peroxide products to choose from
Note: These are only recommendations; please read and follow labels carefully. Test plants for sensitivity before wholesale use. Environmental factors may affect efficacy and potential phytotoxicity.
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