Dictionary Hill Open Space Advocates

Dictionary Hill Open Space Advocates Preserving open space and habitat on Dictionary Hill and Bancroft Creek Canyon DHOSA became a 501(c)(3) non-profit in 2011.

We have offered our local volunteer resources to the County for future monitoring and habitat restoration activities since the land was acquired by the County as an ecological preserve in 2017.

This was left behind after the Summer Talk last week. It is still on the fence waiting for you to pick it up!
06/15/2026

This was left behind after the Summer Talk last week. It is still on the fence waiting for you to pick it up!

What a wonderful presentation about Planting For Pollinators by Mackensie Karl this evening.So many neighbors turned out...
06/07/2026

What a wonderful presentation about Planting For Pollinators by Mackensie Karl this evening.
So many neighbors turned out to learn about planting native habitat in their yards. Both adults and children enjoyed the activity of making seed balls for planting native plants.
Thank you Cicely Suarez for all the great photos!

We are looking forward to the talk on back yard pollinators this afternoon. Hope you can make it!
06/06/2026

We are looking forward to the talk on back yard pollinators this afternoon. Hope you can make it!

Playing now. Early Summer performances by San Diego Wire Lettuce, and Weed's Mariposa Lily. Stephanomeria diegensis (lik...
06/05/2026

Playing now. Early Summer performances by San Diego Wire Lettuce, and Weed's Mariposa Lily. Stephanomeria diegensis (likely hybrid between two locally common Wirelettuce's) , and Calochortus weedii var weedii

06/05/2026

Mackensie Karl will be our speaker at the Summer Talk on Saturday June 6th at 5.45, south end of South Barcelona St Spring Valley.

This beauty was flitting about Bancroft Creek Canyon this morning!
06/03/2026

This beauty was flitting about Bancroft Creek Canyon this morning!

Come and learn which native plants to plant in your yard to attract pollinators. Bring a chair, sit under the trees and ...
06/03/2026

Come and learn which native plants to plant in your yard to attract pollinators. Bring a chair, sit under the trees and eat ice cream and meet tour neighbors.
Bring a donation and you might go home with this gift basket!
Bug spray might be a good idea!

Dictionary Hill Open Space Advocates first summer talk promises to be really interesting. Come and learn what you can do...
05/31/2026

Dictionary Hill Open Space Advocates first summer talk promises to be really interesting. Come and learn what you can do in your own yard to encourage more pollinators. It promises to be a fun informative evening.

This first of our Summer Talks is happening June 6th. Mark your calendars for this fun, interactive and informative talk...
05/26/2026

This first of our Summer Talks is happening June 6th. Mark your calendars for this fun, interactive and informative talk. Free ice cream and kids program. Bring a chair!

05/18/2026

Our first Summer Talk is coming up June 6th 5.45 pm at the foot of South Barcelona St.
The talk is about back yard pollinators.
Free icecream and an activity for children!

Address

2036 South Barcelona Street
Spring Valley, CA
91977

Opening Hours

Monday 6am - 7pm
Tuesday 6am - 7pm
Wednesday 6am - 7pm
Thursday 6am - 7pm
Friday 6am - 7pm
Saturday 6am - 7pm
Sunday 6am - 7pm

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