2026-2028 Grower Success Guide

PERENNIALS | VEGETATIVE PROPAGATION

Achillea millefolium Yarrow DESERT EVE ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

5–9

Spring–Summer

105-cell tray

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.

Not Recommended

Arenaria montana Sandwort SUMMER / WINTER

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

7–9

Spring

105-cell tray

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

Aubrieta hybrida Aubrieta AXCENT ™ / GLACIER ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

6–9

Spring

105-cell tray

Recommended

Dependent on light and temperatures. Apply minimal moisture to rehydrate cuttings to keep from wilting. Tenting has also been shown to be beneficial when rooting. It keeps the humidity high while not adding too much moisture.

Not Recommended

Campanula interspecific Bellflower CARIBOO ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

5–9

Spring–Summer

105-cell tray

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

Coreopsis grandiflora Tickseed CASTELLO ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

5–9

Spring–Fall

105-cell tray

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.

Not Recommended

Erysimum linifolium Wallflower ERYSISTIBLE ™ / SUPER BOWL ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

6–9

Spring

105-cell tray

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

Gaillardia aristata Blanket Flower BARBICAN ™ / SUNRITA ™

PRODUCT FORM

HARDINESS USDA ZONE

BLOOMING SEASON

RECOMMENDED TRAY SIZE

ROOTING HORMONE

MIST TIME

PINCH

URC

4– 9

Spring–Fall

105-cell tray

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.

Not Recommended

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