- November 2025 Newsletter
- Weed Watch: Red Cestrum
- October 2025 Newsletter
- September 2025 Newsletter
- Protecting Pakenham Grassland Reserve and the Rare Dianella amoena
- GRREAT Big Planting Day Success
- August 2025 Newsletter
- Recent Visitors to the CEC Nursery
- July 2025 Newsletter
- Trees for Weeds
- June 2025 Newsletter
- Building a Frog Pond at the CEC Nursery
- May 2025 Newsletter
- CEC is now a CDS Donation Partner
- April 2025 Newsletter
- Educating about Propagation for Wildlife
- Weed Watch: Rubus species aka Blackberries
- March 2025 Newsletter
- Weed Watch: Agapanthus praecox
- February 2025 Newsletter
- NEW DISPLAY GARDEN @ Deep Creek
- Weed Watch: Wandering Trad (Tradescantia fluminensis)
- Weed Watch: Wild Tobacco aka Solanum mauritianum
- January 2025 Newsletter
- OBSERVING ORCHIDS
- MONASH GARDENS
- Weed Watch: Arum Lily (Zantedeschia aethiopica)
- December 2024 Newsletter
- Cardinia Environment Coalition Presidents Report 2023-2024
- November 2024 Newsletter
- Weed Watch: Wild Turnip (Raphanus raphanistrum)
- CRC – Cultural Burn Project
- October 2024 Newsletter
- Weed Watch: Onion Weed/AngledOnion/Three Cornered Garlic (Alium triquetrum)
- September 2024 Newsletter
- Weed Watch: Forget Me Not (Myosotis sylvatica)
Read full articles here
- November 2025 Newsletter
- Weed Watch: Red Cestrum
Red Trumpet shaped flowers appear in clusters at the ends of drooping branches, leaves are egg shaped
Spread by birds, water,soil and machinery Red Cestrum is a significant naturalised environmental weed that invades native bushland and displaces native plants, often found in moist wet sclerophyll forests.
Best methods for removal are:
- remove the plants by hand being sure to remove all roots
- cutting back the canes and painting with herbicide
- cutting back before seeds develop will reduce the spread
- seedlings can be hand pulled or spot sprayed with herbicide


Botanic Name: Cestrum elegans
Common Name: Red Cestrum
Origin: Mexico
Flower Colour: Red
Flowers: Winter – Spring
A good indigenous replacement for Red Cestrum is Hazel Pomaderris

Photo Credit: VicFlora
Botanical Name: Pomaderris aspera
Common Name: Hazel Pomaderris
Family: Rhamnaceae
Size: 5-12m H x 2-4m W
Flowers: Oct – Nov
Growth Habit: Leafy Shrub
Growing Conditions: moist soil, part to full shade
- October 2025 Newsletter
- September 2025 Newsletter
- Protecting Pakenham Grassland Reserve and the Rare Dianella amoena
Managed by Cardinia Shire Council, The Pakenham Grassland Reserve (PGR) is one of Victoria’s most precious natural treasures. Listed as Critically Endangered under the EPBC Act, this remnant grassland is of State and potentially National significance. It is home to diverse native plants and wildlife, including the rare Dianella amoena (Matted Flax-lily), a species under serious threat of extinction.
Recently CEC received a generous donation from Wendy and Alex Smart to assist in protecting and restoring PGR and the rare Dianella amoena.
Photo credits: Dianella amoena: Neville Walsh/VicFlora Pakenham Grassland Cardinia Shire Council

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