Classes and Workshops
2025

New Fall Courses

Wallkill River Center for the Arts

232 Ward St (17K)

Montgomery, NY

New session November 6, 13, 20,

Time: 10:00 AM - 1:PM

SEASONAL BOTANICAL WATERCOLOR PAINTING

Registration and Materials list:

website: www.Wallkill.art

Time: 10:00 am- 1 pm

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Mamakating Library

Beginning watercolor one time class

Date: Friday October 17, 2025

Time: 1- 3 pm.

To register: mamakatinglibrary.org *

(845) 888-8024

No experience necessary all levels welcome

Autumn theme artwork.

*Preference is given to Mamakating Library Card holders

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Wurtsboro Art Alliance

73 Sullivan Street Wurtsboro, NY 12970

www.waagallery.org

Beginning Watercolor Classes

Dates: Wed. Oct 22, 29, Nov 5, 12, 2025

Time: 1:00 pm - 3:00 pm

for adults and seniors 4 - 10 students per class

Fee: $100 members, $120 non members, (course)

drop in $40 for one class.

Materials list available upon registration.

Or used shared materials provided by gallery $20.

Jerusalem Still life watercolor and pencil

• SUMI-E BRUSH PAINTING •

Ink & Watercolor or Gouache

Beginners to advanced students work from instructors
lessons focus on brushstrokes, bamboo, orchid, chrysanthemum and plum blossom. How to get tone values, design negative space and balance. A zen meditation in art.

Limited to (4) four students maximum at Squirrels Nest Studio.

Beginners to advanced. All welcome.

Geared to adults - seniors.

1 class $50

All 4 (four) classes as a "group of 4 (four) students" for $200. each person for 3 hour session.

Class is rescheduled if there is extreme weather impending.

A materials list and directions is provided upon registration.

send questions to my contact page. Payment in person first day of class. check or cash.

• BOTANICAL ART Workshops •

Drawing and watercolor painting techniques

Semi-private instruction at

Squirrels Nest Studio.

TBA

Time: 10:30 am - 3:30 pm

Instructor: R. Rosenthal

Draw with graphite pencils, watercolor pencils and tube or pan watercolors detailed realistic botanical subjects. Flowers, live plants or dried specimens. Limited to 4 students.

For materials list contact the studio.

Fee: $140.00 for a full day.

Please bring lunch for full day class. Beverages are supplied.

Zoom or Facetime private video instruction

is available by appointment only. $150 per hour.

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Dogwood

Watercolor pencil and watercolor on Cartiere Magnani paper SOLD

"End of Summer Flowers"

Watercolor pencil and watercolor on Arches rough 300 lb , sumi-e unframed

Tulip

Watercolor Pencil layered with watercolor on Fabriano 300 lb hp, 10x12", framed.

Spring flowers

Watercolor pencil & watercolor on Cartiere Magnani Italia cp 300 gm unframed

Daffodil and Hellebores

Watercolor pencil & watercolor, 8"x20" Cartiere Magnani Aquaello 100% cotton framed

"Wild Rosé and Asters"

Watercolor pencil and watercolor unframed

• Calligraphy Basics:

classes at Squirrels Nest Studio

Date to be announced

Learn Basic calligraphy using marker calligraphy pens on parchment paper.

Learn letter forms of Italic, Roman and Uncial font alphabets and numerals.

With practice you will learn how to use the basic calligraphy for invitations, holiday menus, poems or greeting cards/envelopes

Materials list available when contacting studio to register.

Fee:

Class of 4 students

(Materials can be purchased locally at

Newburgh Art Supply Store

Dick Blick (online)

John Neal Book Sellers and Materials (online)

Squirrels Nest Studio Private Mentorship

For beginners, intermediate and advanced students. Work on personal projects with the assistance of a seasoned professional to help solve technical and creative blocks. Create a new series or portfolio. Exhibit development. Watercolor pencil, graphite pencil for drawing and use sumi-e ink, watercolor or gouache on rice paper or archival watercolor paper. Depict flowers, feathers, shells, insects, birds, animals or still lifelandscapes. If you have a project in mind bring live or dried references for flowers or other items. Materials list on request.

In person or zoom/facetime. $100 per hour.

Instructor: Roberta Rosenthal

To Register: please go to my contact page

Please register in advance and request materials list and studio directions.

Wild Jazz

22" x 30"ink watercolor and gouache SOLD

Wedding Scroll ketubah

Clients: Bella & Harrison Rice, HI 43" x 50" silk scroll ink and watercolor, SOLD

abstract 1

ink and watercolor on rice paper framed

Asclepias and euonymus autumn

Ink and watercolor unframed

Orchid

Ink and watercolor silk paper, Framed, SOLD

Bamboo orchid

Ink and watercolor silk paper, Framed

ORCHID 2

Ink and watercolor silk paper, Framed SOLD

Snowy mountain

Ink and watercolor on rice paper SOLD

3 Roses

Sumi-e ink and watercolor on rice paper

Professional Business Practices

and

Professional Business Practices and Marketing

Be prepared to exhibit and market your work by learning necessary business practices, including press kit, contracts, commercial and fine art markets, negotiation, resume writing, portfolio development, and legal issues. Learn how to exhibit your fine art and what you need to know about commercial art commissions and licensing. Learn how to use social media to market your work such as Facebook, Instagram, or Pinterest, blogs, Instagram and more. Basic web site development and blog using your lap top computer. Best of all how to price your art for any market.

Excellent for high school seniors, college graduates or those who wish to increase their marketing skills or art career direction.

Contact for information.

Instructor, Roberta Rosenthal was an executive director of job placement for the Graphic Artists Guild of NY, she represented a variety of artists in graphic design, illustration and fine art from her own studio from 1977-2000. She has participated in portfolio reviews for The Fashion Institute of Technology, Connecticut State College, Parsons School of Design, Advertising Associations, AWED, Women in Design, and taught Business Practices for Artists at the NY Botanical Gardens from 1990 - 2015, GNSI and studied artist representation with Elaine Sorel.

Jewish New Years Greeting Card

Client: Art Scroll Publishing Co, NYC Original Art framed

Marshall Islands Stamps

Client: International Governmental Postage Co, NYC 1986 International Year of Peace Set of 4 stamps floral bouquet and Statue of Liberty with Floral Crown Lei. Original Art Marshall Islands Museum of Art

White Roses and Hydrangeas

Client: American Friends Fund for Israel Published by ArtScroll Publishing CO, NYC Invitation Original art SOLD, Beverly Hills, CA

Sage salvia officinalis

Client: Kitchen Garden Magazine, back cover Original Art framed Collection of the artist

Lilacs

Client: ArtScroll Publishing NY invitation Original Art SOLD, NYC

Crocosmia masonorum

Client: Horticulture Magazine full page illustration Original Art framed collection of the artist

Lang Ketubah 3

Client: Candice and Jared Lang Ketubah English and Hebrew ink calligraphy marriage vows, Chesapeake Canal landscape, couples bicycles, botanical wildflowers 22'x30" on Fabriano Artistico hp 300 lb paper.

"Blueberries",

Client: National Garden Magazine Interior illustration framed Original available and giclee prints,

Clients: Commissioned by Weston Nurseries, Hopkinoton, MA. Published: New York Botanical Garden 2011Spring Summer Catalog background image

Classes and Workshops 2025

• SUMI-E BRUSH PAINTING • Ink & Watercolor or Gouache Beginners to advanced students work from instructors lessons focus on brushstrokes, bamboo, orchid, chrysanthemum and plum blossom. How to get tone values, design negative space and balance. A zen meditation in art.