Posts

As Predicted in Blog Post on 4/16/2025 Fire Blight Infections Occurred or Will Occur on 19, 20, 21, 22, 25 April Across Virginia: If You Haven’t, Apply Streptomycin, Do So Immediately on Any Open Flowers

As Predicted in Blog Post on 4/16/2025 Fire Blight Infections Occurred or Will Occur on 19, 20, 21, 22, 25 April Across Virginia: If You Haven’t, Apply Streptomycin, Do So Immediately on Any Open Flowers

As we warned you timely in my blog post of April 16, 2025, and advised you to look at the NEW EIP model twice daily from 16 April on: Fire Blight NEWA Model EIP Values In Virginia Predicted 100 and Above with Weather Forecast 19-21 

Fire Blight NEWA Model EIP Values In Virginia Predicted 100 and Above with Weather Forecast 19-21 April: Infection in Bristol VA and Infection Possible With Spray Tank Water

Fire Blight NEWA Model EIP Values In Virginia Predicted 100 and Above with Weather Forecast 19-21 April: Infection in Bristol VA and Infection Possible With Spray Tank Water

As of last night (4/15) the NEWA EIP fire blight model predicts we will reach an EIP of 100 and above in many locations in Virginia and North Carolina (see images below) for the 19-21 April weather forecast. However, Dark Red box “Infection” is not 

Hazardous Weather Outlook – Isolated Severe Thunderstorms Possible 4/14/2025: Be Prepared to Apply Streptomycin Tomorrow if You Get Hail

Hazardous Weather Outlook – Isolated Severe Thunderstorms Possible 4/14/2025: Be Prepared to Apply Streptomycin Tomorrow if You Get Hail

TO ALL LOCATIONS WITH THE POME FRUIT IN VIRGINIA: Even though there is no risk in NEWA EIP model for fire blight infection, there is a warning issued this evening for isolated severe thunderstorms predicted for Virginia locations in most of the Shenandoah Valley and 

(I) Severe Apple Scab and Rust Infections Predicted in NEWA Model for rains of 10-12 April; (II) Fire Blight Not a Risk Due to Low Temperatures

(I) Severe Apple Scab and Rust Infections Predicted in NEWA Model for rains of 10-12 April; (II) Fire Blight Not a Risk Due to Low Temperatures

(I) APPLE SCAB, RUSTS, POWDERY MILDEW: If the weather forecast for 10 – 12 April becomes a reality, and we do get long hours of rain events and leaf wetness predicted, according to NEWA apple scab model we will get a severe apple scab and 

First Galls of Cedar Apple Rust Were Visible 3 April; Yes, Cedar Apple/Quince Rust Infections Happening With 3-7 April Rains

First Galls of Cedar Apple Rust Were Visible 3 April; Yes, Cedar Apple/Quince Rust Infections Happening With 3-7 April Rains

As we predicted in the previous blog post: from 3 – 7 April, Major Fire Blight and Apple Scab Infections Predicted With Rains From 3 – 6 April in All Virginia, Varying Slightly Depending on Location: Look at Your Disease Models, Juniper rusts started being 

Three Main Peach Diseases and How to Approach Their Management – Brown Rot, Rusty Spot and Bacterial Spot

Three Main Peach Diseases and How to Approach Their Management – Brown Rot, Rusty Spot and Bacterial Spot

(I) BROWN ROT (Monilinia species). In many locations with wet springs, brown rot is key driver of your stone fruit spray program. Fruit protection using alternation of fungicides with different modes of action is essential to avoid fungicide resistance and have good quality fruit at 

Major Fire Blight and Apple Scab Infections Predicted With Rains From 3 – 6 April in All Virginia, Varying Slightly Depending on Location: Look at Your Disease Models

Major Fire Blight and Apple Scab Infections Predicted With Rains From 3 – 6 April in All Virginia, Varying Slightly Depending on Location: Look at Your Disease Models

1. Heat and rain predicted from 3- 6 April will lead to major fire blight infections in all Virginia:  The below outputs from the NEWA EIP model using NWS forecast show that we are expecting a series wetting events on 3rd, 4th all the way 

Flowers opening rapidly: First fire blight infections 30 and 31 March (yesterday and today), antibiotic application necessary; Add fungicides

Flowers opening rapidly: First fire blight infections 30 and 31 March (yesterday and today), antibiotic application necessary; Add fungicides

Southern Virginia entered apple bloom 10 days ago and Central Virginia entered bloom on 27 March. Right after that we have a first one or two infection periods predicted in Winchester (30 and 31 March – if you have very early blooming crab apples), Tyro 

Subscribe to RIMpro Apple Scab, Fire Blight, Powdery Mildew and Peach Brown Rot Models, It Is Affordable!

Subscribe to RIMpro Apple Scab, Fire Blight, Powdery Mildew and Peach Brown Rot Models, It Is Affordable!

Join RIMpro Partnership in Virginia, North Carolina and New York: Learn How to Use RIMpro Apple Scab and Fire Blight Prediction Models Join a group of growers in Virginia, North Carolina and New York (yes, we are growing!) who have used RIMpro prediction models for 

Delayed Dormant Copper, When to Apply It and Should you Add Oil or Not?

Delayed Dormant Copper, When to Apply It and Should you Add Oil or Not?

A standard recommendation for delayed dormant copper is applying it on apples between Silver Tip and until but NOT beyond quarter inch green tip (QIG), by looking at the floral apple buds (these are wider in appearance and on spurs; leaf buds are pointy and