Knollwood Garden Center Events and Sales

Free Fall Seminar Series

Aug 15, 2019 - Aug 29, 2019

Our Fall Seminar Series is ready to go! 

Click here to view/print the whole lineup, and call to register for any or all of them!  Seminars are free; workshop fees are as noted and have limited spaces.

Holiday Hours

Dec 22, 2018 - Jan 2, 2019

Monday-Satuday 9:00-6:00, Sunday 11:00-5:00

Christmas and New Year's Eve 9:00-3:00

Closed Christmas and New Year's Day

New Winter Hours: (as of Dec. 26)

Monday-Friday 9:00-6:00

Saturday 9:00-5:00

Closed Sunday

BOGO Tree Sale!

Aug 10, 2023 - Aug 13, 2023

Buy One, Get One Free* Trees!

Take it home, or we can deliver!

4 Days Only

*Evergreens not included.

Installation not offered on sale trees.

Free Tree of equal or lesser value.

Warranty will be honored for 50% of original tree price as a merchandise credit. Single tree purchases remain full price.




Click to register

Early Closing Due To Heat

Jul 27, 2023 - Jul 28, 2023

Due to high temperatures, we will close at 2:00 on Thursday and Friday.

Click to register

Annual Flat Sale

May 26, 2023 - May 29, 2023

All Flats of Annuals 

Now $5.00 Off

Friday-Monday, 5/26-5/29

Reg. $25.99

Flats typically contain 24-36 plants.



Click to register

Qt. Size Perennial Sale

May 26, 2023 - Jun 4, 2023

Quart-Size Perennials

Now $9.99

Reg, $11.99, this size only.

Click to register

The Original Impatiens and Begonia Sale

Apr 27, 2023 - Apr 30, 2023

Four days only*, Flats of Standard Impatiens and Wax Begonias for just $16.99!

Regularly $25.99 for 36 plants, this is a fantastic deal to fill your shady and sunny spots with summer-long waves of color!  These Impatiens are the new Downy Mildew-resistant varieties, too!

*Or as long as they last. First come, first served.  Supplies will be limited, no rainchecks.

Garden Party!

Apr 15, 2023 - Apr 16, 2023

Mark Your Calendars!

Saturday & Sunday,  April 15 and 16

Our annual celebration kicking off the Spring gardening season, one of the best reasons to celebrate that we know! Great Specials and Sales, and all the fresh new plants and products you could hope for!

Save 20% on Quart-size Perennials, Statuary, Furniture, Pottery Spring Silk Flowers, Houseplants, Wind Chimes and more!  Two days only, no adjustments to prior sales.

Look Who's Here!

Feb 24, 2023

Spring is rapidly approaching, and we have new arrivals every day!  This week:

Early Pansies


Hellebores (Lenten Rose)

Click to register

Houseplant Salebration!

Feb 11, 2023 - Feb 19, 2023

Saturday, February 11- Saturday, February 18

20% Off All Houseplants!

Consider this our Valentine to you, our fellow houseplant lovers! Barb has packed the greenhouse with loads of fun, interesting, and special plants, just in time for treating the plant lover in your life (especially if that's yourself)!  Closed Sunday.

Flowering plants not included, no adjustments to prior sales.

Click to register

Winter Seeding Event

Feb 4, 2023

Winter Grass Seeding Event     Sat. 2/4/23

All Grass Seed 15% Off and

1 Free Pound of Grass Seed with any $10 or more purchase.

One pound of free seed per household, Saturday only.

Join Knollwood's John Scott all day, and Randy Tischer of Green Velvet Sod Farms (the local source of all our grass seed selections) for answers to all your questions from 10:00-2:00.

Maintaining and improving the health of your lawn starts now, while the ground's still cold! Winter seeding easily improves the thickness and health of your lawn. Questions about how to get a weed "situation" under control? We can help you make a plan for that too.

Click to register

Final Christmas Clearance

Jan 4, 2023 - Jan 11, 2023

All Christmas merchandise now 75% Off!  Hurry, it won't last forever!

All sales final, no further discounts.

Click to register

Christmas Clearance

Dec 26, 2022 - Jan 3, 2023

All Christmas merchandise now 50% Off!  Hurry, it won't last forever!

All sales final, no further discounts.

Click to register

Christmas Decor 40% Off!

Dec 22, 2022 - Dec 24, 2022

All sales final, no further discounts.

Click to register