Notification of Shareholding

Plant Health Care PLC
01 October 2007


TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which
voting rights are attached (ii):

PLANT HEALTH CARE plc

2. Reason for the notification (please state Yes/No): ( )
An acquisition or disposal of voting rights: (YES)
An acquisition or disposal of financial instruments which may result in the
acquisition of shares already issued to which voting rights are attached: ( )
An event changing the breakdown of voting rights: ( )
Other (please specify): ()

3. Full name of person(s) subject to the notification obligation (iii):
Credit Suisse Securities (Europe) Limited

4. Full name of shareholder(s) (if different from 3.) (iv):


5. Date of the transaction (and date on which the threshold is crossed or
reached if different) (v):
27 September 2007

6. Date on which issuer notified:

01 October 2007

7. Threshold(s) that is/are crossed or reached:
3%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares if    Situation previous to the Triggering transaction (vi)
possible using the ISIN
CODE
                                      Number of                        Number of
                                       shares                      voting Rights
                                                                        (viii)
GB00B01JC540

Resulting situation after the triggering transaction (vii)
Class/type of      Number of Number of voting rights (ix)   % of voting rights
shares if           shares
possible using
the ISIN CODE
                    Direct    Direct (x)    Indirect (xi)   Direct    Indirect
GB00B01JC540     1,270,932     1,270,932              N/A     3.02%        N/A

B: Financial Instruments

Resulting situation after the triggering transaction (xii)
Type of      Expiration Exercise/      Number of voting rights that may % of
financial    Date       Conversion     be acquired if the instrument is voting
instrument   (xiii)     Period/Date    exercised/ converted.            rights
                        (xiv)

Total (A+B)
                                     Number of                       % of voting
                               voting rights                            rights
                                   1,270,932                              3.02%

9. Chain of controlled undertakings through which the voting rights and/or the
financial instruments are effectively held, if applicable (xv):

Credit Suisse Securities (Europe) Limited and Credit Suisse International are
part of the Investment Banking division of Credit Suisse ('CSIBD'), which is
part of the Credit Suisse Group ('CSG'). CSIBD is a segregated business unit
within CSG with an independent management structure and exercises its voting
rights independently from other divsions of CSG

Proxy Voting:

10. Name of the proxy holder:

11. Number of voting rights proxy holder will cease to hold:

12. Date on which proxy holder will cease to hold voting rights:

13. Additional information:

14. Contact name:

(i) Andrew Wood FCIS, Company Secretary

(II) Tim Redfern, Evolution Securities Limited

(iii) Jeremy Carey, Tavistock Communications

15. Contact telephone number:

(i)                   [phone]
(ii)                 [phone]
(iii)                [phone]

Annex to Notification Of Major Interests In Shares (xvi)

A: Identity of the person or legal entity subject to the notification obligation

Full name (including legal form for legal entities):

Credit Suisse Securities (Europe) Limited

Contact address (registered office for legal entities):

1 Cabot Square, Canary Wharf, London E14 4QJ

Phone number:

[phone]

Other useful information (at least legal representative for legal persons):

William Dawson

B: Identity of the notifier, if applicable (xvii)

Full name:

Contact address:
Phone number:

Other useful information (e.g. functional relationship with the person or legal
entity subject to the notification obligation)

END
01 October 2007




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