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ContractorsRanked

Best Landscapers in Altadena, CA (2026)

135 landscapers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Altadena: Armstrong Garden Centers, CR Score 88/100; 4.7★ from 187 Google reviews; open 7 days a week.

  2. 3

    Best for emergencies (open 24/7): Los Angeles Landscape Contractor Pristine Landscape, posts 24/7 hours; ranked #3 of 135.

  3. 4

    Most-reviewed: Armstrong Garden Centers, 300 Google reviews at 4.6★, the most of 135 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

135 Altadena landscapers are ranked here by CR Score, from 8 published factors. 16 are open 24/7, 94 open Saturdays and 52 open Sundays, based on posted hours. The median Google rating is 4.9★ across 135 rated businesses.

Top 10 landscapers in Altadena at a glance

Top 10 landscapers in Altadena at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Armstrong Garden Centers884.7★ (187)La Cañada Flintridge, 5 mi awaySat · SunOverall
2Everardo's Lawncare Service LLC874.9★ (152)Alhambra, 9 mi awaySat · Sun—
3Los Angeles Landscape Contractor Pristine Landscape875.0★ (23)Los Angeles, 7 mi away24/7Emergencies
4Armstrong Garden Centers864.6★ (300)Glendale, 9 mi awaySat · SunMost reviews
5Grass and Turf Installers865.0★ (32)Pasadena, 4 mi awaySat · Sun · Evenings—
6Precise Junk Removal854.9★ (168)Koreatown, 14 mi awaySat · Sun · Evenings—
7Santiago's Landscape & Tree Services854.8★ (18)AltadenaSat · Sun · Evenings—
8Roldan Brothers Landscaping855.0★ (26)Culver City, 11 mi away24/7—
9Droughtscape LA855.0★ (90)La Cañada Flintridge, 4 mi awaySat—
10SoCal Landscape and Trees845.0★ (34)AltadenaSat · Evenings—

The 135 best landscapers in Altadena, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in Altadena

    #1 Armstrong Garden Centers

    Based in La Cañada Flintridge, 5 mi away

    88/100CR Score

    Ranked #1 because of its Google rating and trade focus: 4.7★ from 187 Google reviews, listed on Google as “Landscaper”.

    • 4.7★ from 187 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    1515 Foothill Blvd, La Cañada Flintridge, CA 91011
    View profile for Armstrong Garden Centers(818) 790-2555

  9. #9 Droughtscape LA

    Based in La Cañada Flintridge, 4 mi away

    85/100CR Score

    Ranked #9 because of its Google rating and trade focus: 5.0★ from 90 Google reviews, listed on Google as “Landscaper”.

    • 5.0★ from 90 Google reviews
    Hours
    Mon–Sat 9 AM–6 PM · Sun closed
    Address
    Angeles Crest Hwy, La Cañada Flintridge, CA 91011
    View profile for Droughtscape LA(818) 446-0707

  16. #16 RototillerGuy

    Based in Burbank, 14 mi away

    82/100CR Score

    Ranked #16 because of its Google rating and trade focus: 4.7★ from 95 Google reviews, listed on Google as “Landscaper”.

    • 4.7★ from 95 Google reviews
    Hours
    Mon–Sun 7 AM–5 PM
    View profile for RototillerGuy(818) 209-4967

  17. #17 Flores Artscape

    Based in Los Angeles, 7 mi away

    82/100CR Score

    Ranked #17 because of its Google rating and trade focus: 4.7★ from 138 Google reviews, listed on Google as “Landscaper”.

    • 4.7★ from 138 Google reviews
    Hours
    Mon–Fri 9 AM–5 PM · Sat 9 AM–3 PM · Sun closed
    Address
    3959 Eagle Rock Blvd, Los Angeles, CA 90065
    View profile for Flores Artscape(323) 666-3510

  20. #20 TruGreen Lawn Care

    Based in Arcadia, 12 mi away

    81/100CR Score

    Ranked #20 because of its Google rating and trade focus: 4.7★ from 171 Google reviews, listed on Google as “Lawn care service”.

    • 4.7★ from 171 Google reviews
    Hours
    Mon–Fri 4:30 AM–6 PM · Sat 5:30 AM–5 PM · Sun closed
    Address
    16022 Adelante St, Irwindale, CA 91702
    View profile for TruGreen Lawn Care(833) 418-5004

  23. #23 Talgarden LLC

    Based in Altadena

    81/100CR Score

    Ranked #23 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Landscaper”.

    • 5.0★ from 12 Google reviews
    Hours
    Mon–Sat 9 AM–5 PM · Sun closed
    View profile for Talgarden LLC(626) 230-0237

  24. #24 Creative Zen Garden

    Based in San Marino, 5 mi away

    81/100CR Score

    Ranked #24 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Landscaper”.

    • 5.0★ from 5 Google reviews
    Hours
    Mon–Sun 8 AM–5 PM
    Address
    1405 San Marino Ave, San Marino, CA 91108
    View profile for Creative Zen Garden(626) 818-8527

Landscapers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 135 ranked landscapers here; the rest are on their profiles.

landscapers in Altadena, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26RototillerGuy804.6★ (27)12 mi
27Alpha One Construction Inc804.9★ (239)12 mi
28JR's Tree Service and Landscape804.4★ (18)2 mi
29GLEZ TREE SERVICE805.0★ (7)15 mi
30Santiago Alpha Landscape Designs805.0★ (17)12 mi
31All Artificial Grass Los Angeles795.0★ (16)15 mi
32Hurtado Landscape & Concrete795.0★ (3)11 mi
33Ray's Landscape & Garden Service794.5★ (4)12 mi
34Cortez Tree Service and Landscaping794.8★ (18)15 mi
35ED'S LANDSCAPING794.3★ (12)2 mi
36Garden Worx Inc.795.0★ (32)12 mi
37Green Splendor Landscaping - Pasadena Landscape & Garden Design795.0★ (27)1 mi
38Go Green Us Landscaping795.0★ (6)10 mi
39Glendale Landscapers785.0★ (3)8 mi
40Gardner & Gardner Properties782.6★ (5)4 mi
41Artificial Grass Pasadena785.0★ (3)In Altadena
42Ace Design & Build785.0★ (21)12 mi
43Sierra Madre Landscape Company785.0★ (13)In Altadena
44Clean Cut Landscaping Los Angeles785.0★ (4)15 mi
45Ergeon784.8★ (150)14 mi
46Hall Landscape Design775.0★ (25)9 mi
47LunaBella Tree Svc & Landscape LLC774.6★ (9)14 mi
48Paraclete Landscape775.0★ (17)11 mi
49Marvel Landscapes, Inc.775.0★ (4)3 mi
50MS Dylan Gardens775.0★ (5)13 mi

Also serving Altadena

20 more landscapers within 15 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked landscapers serving Altadena
BusinessGoogle ratingDistance
AR Lawn and Tree Care Inc.5.0★ (2)In Altadena
Califolia Landscapes5.0★ (1)In Altadena
California Tree Design Inc.4.8★ (82)In Altadena
Deleon-treeservice5.0★ (7)In Altadena
Dlt Landscape Maintenance5.0★ (1)In Altadena
Felix Tree ServiceIn Altadena
Gardens Inc5.0★ (2)In Altadena
Hillside General Construction and Electrical5.0★ (11)In Altadena
Inbound Plumbing & Drains5.0★ (78)In Altadena
Live Oak Landscape & ConcreteIn Altadena
Lopez Tree Service5.0★ (9)In Altadena
Oro DC5.0★ (16)In Altadena
Pasadena Tree Experts5.0★ (1)In Altadena
Poolside Gardens, Inc.5.0★ (2)In Altadena
Real American Landscape by Johnny McCoy1.0★ (1)In Altadena
Rebollo's Landscape Co5.0★ (1)In Altadena
Scrub Jay Studios5.0★ (1)In Altadena
Smart Timer Rebate5.0★ (2)In Altadena
Studio Petrichor4.9★ (7)In Altadena
West Coast Design and RenovationIn Altadena

How we ranked Altadena landscapers

We scored 135 Altadena landscapers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Altadena data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Landscapers in Altadena: frequently asked questions

Who is the best landscaper in Altadena?

By CR Score, the highest-ranked landscaper in Altadena, CA is Armstrong Garden Centers with a CR Score of 88/100. It has 4.7★ from 187 Google reviews. It is open 7 days a week. Everardo's Lawncare Service LLC (#2) and Los Angeles Landscape Contractor Pristine Landscape (#3) follow. We ranked 135 landscapers on 8 factors, last updated October 22, 2026.

How many landscapers are there in Altadena?

ContractorsRanked ranks 135 landscapers serving Altadena, CA. 9 of them are based in Altadena; the rest serve it from nearby towns. Another 20 within 15 mi are listed but not ranked yet. Counts are as of October 2026.

Which landscapers in Altadena are open 24/7?

16 ranked landscapers in Altadena post 24/7 hours. The highest-ranked are Los Angeles Landscape Contractor Pristine Landscape (#3), Roldan Brothers Landscaping (#8) and Angel's Gardening Services (#12). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which landscapers in Altadena work on weekends?

94 of 135 ranked landscapers post Saturday hours and 52 post Sunday hours. The highest-ranked open Saturdays are Armstrong Garden Centers (#1), Everardo's Lawncare Service LLC (#2) and Los Angeles Landscape Contractor Pristine Landscape (#3). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Altadena landscapers have?

The median Google rating among 135 rated landscapers in Altadena is 4.9★, with a median of 9 reviews. Armstrong Garden Centers has the most, 300 reviews, and ranks #4. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank landscapers?

Each landscaper gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do landscapers outside Altadena count in this ranking?

Yes, if they are within 15 mi of the Altadena city center, our service radius for landscapers. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.

Can landscapers pay to rank higher on ContractorsRanked?

No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.

Update log for Altadena

  1. October 2026: CR Scores recalculated for 135 landscapers serving Altadena.

More landscapers and Altadena pages

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