Grower Success Guide 2020-2021 | North America

GROWER SUCCESS GUIDE | VEGETATIVE PROPAGATION

Dahlia GRANDALIA ™ Dahlia hybrida REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, AutoStix ®

Not Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 2–3 days and after cuttings become fully hydrated. Not

3.5–4 Weeks 70–74 °F (21–23 °C)

Recommended

Comments: Grandalia has moderate to high vigor and will generally need PGR use in propagation. To control growth after rooting, sprays of B-Nine ® WSG (1,500–2,500 ppm) are usually sufficient. A tank-mix spray of Florel ® (350–500 ppm) + B-Nine ® WSG (1,500–2,500 ppm) can also be used to control growth and improve branching. Do not spray Florel ® on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Dahlia HAPPY DAYS ™ Dahlia hybrida REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, AutoStix ®

Not Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 2–3 days and after cuttings become fully hydrated. Not

3.5–4 Weeks 70–74 °F (21–23 °C)

Recommended

Comments: Happy Days has moderate vigor and will generally need a PGR treatment in propagation. To control growth after rooting, sprays of B-Nine ® WSG (1500–2500 ppm) are usually sufficient. A tank-mix spray of Florel ® (350–500 ppm) + B-Nine ® WSG (1500–2500 ppm) can also be used to control growth and improve branching. Do not spray Florel ® on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Dahlia SINCERITY Dahlia hybrida REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, AutoStix ®

Not Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 2–3 days and after cuttings become fully hydrated. Not

3.5–4 Weeks 70–74 °F (21–23 °C)

Recommended

Comments: Sincerity has a moderately vigorous habit and may require a PGR treatment in propagation. If needed to control growth after rooting, sprays of B-Nine ® WSG (1500 ppm) are usually sufficient. A tank-mix spray of Florel ® (350–500 ppm) + B-Nine ® (1500 ppm) can also be used to control growth and improve branching. Do not spray Florel ® on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Diascia DARLA ® Diascia barberae REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, AutoStix ®

Not Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 2–3 days and after cuttings become fully hydrated.

Recommended 3.5–4 Weeks 70–74 °F (21–23 °C)

Comments: Darla has moderate vigor and will generally need a PGR treatment in propagation. To control growth after rooting, sprays of B-Nine ® WSG (2,500 ppm) or Florel ® (350 ppm) are sufficient. It is also becoming popular for growers to combine Florel ® (350 ppm) with the B-Nine ® WSG (1,500 ppm) to increase growth control and to improve branching. These Florel ® + B-Nine ® WSG combo sprays should be applied to actively growing plants. Do not spray B-Nine ® WSG or Florel ® + B-Nine ® WSG tank mixes on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Dipladenia MADINIA ® Mandevilla hybrida REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, CC

Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 3–4 days and after cuttings become fully hydrated.

Recommended 5–6 Weeks

72–74 °F (22–23 °C)

Comments: To control growth after rooting, a spray of B-Nine ® WSG (3,500–4,000 ppm) can be used. Sprays of Configure ® (150–300 ppm) or Atrimmec ® (200 ppm) can also be used to improve branching on the young rooted plants. These Configure or Atrimmec ® sprays should be applied to actively growing plants and done ideally before pinching. Do not spray B-Nine ® WSG, Configure, or Atrimmec ® on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Dipladenia MADINIA ® MAXIMO Mandevilla hybrida REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, CC

Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 3–4 days and after cuttings become fully hydrated.

Recommended 5–6 Weeks

72–74 °F (22–23 °C)

Comments: To control growth after rooting, a spray of B-Nine ® WSG (3,500–4,000 ppm) can be used. Sprays of Configure ® (150–300 ppm) or Atrimmec ® (200 ppm) can also be used to improve branching on the young rooted plants. These Configure or Atrimmec ® sprays should be applied to actively growing plants and done ideally before pinching. Do not spray B-Nine ® WSG, Configure, or Atrimmec ® on stressed or weak cuttings. For all sprays listed above, the mist should be off for a minimum of one hour for the PGR to absorb into the leaf tissue.

Dorotheanthus MEZOO ™ Dorotheanthus bellidiformis REC TRAY PRODUCT FORM ROOTING HORMONE MIST TIME

PINCH

PROP TIME BOTTOM HEAT

105–cell (30 mm) or larger.

URC, AutoStix ®

Not Recommended

CapSil ® (spray adjuvant) can be sprayed on the cuttings at a rate of 2–4 oz/100 gal within 1–2 days after sticking to help in rehydration of the cuttings. Misting should be significantly reduced after 3–4 days and after cuttings become fully hydrated.

Recommended 4.5–5 Weeks 72–74 °F (22–23 °C)

Comments: Not needed. Control by pinching if needed.

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